Rithik follows a woman in his dream and the woman turns into a snake and bites him. His mother is informed that only Rithik's marriage can save him from the impending danger.

Rithik's engagement at the Haveli faces unexpected obstacles. Meanwhile, the Naagins, Sesha and Shivanya, are finally free to take any form after 20 years.

Sesha reaches the mansion disguised as a dancer and mixes poison in the drinks but no one is harmed. Yamini finds Sesha turning into a snake.

Tanvi and Hrithik's engagement is underway when Shivanya re-enters Hrithik's house with the help of Sesha. She intends to avenge her parent's death.

Shivanya confronts Viren's advances at the Raheja house. Ritwik rescues her from Viren's blackmail, leading to a blossoming romance between Shivanya and Ritwik.

Ankush and Yamini find a shocking poster and hide it. Hrithik claims he's marrying Tanvi for her happiness but Yamini reveals the truth about his horoscope.

Shivanya's bite thwarts Tanvi's wedding. Yamini's stunned reaction to Shivanya as the bride ignites Shivanya's revenge, forcing Yamini to accept her marriage to Rithik.

Hritik's mother arranges his marriage to Shivanya, who saved his life, instead of his beloved Tanvi. Hritik, despite his love for Shivanya, offers her freedom.

Yogiraj's blessing guides Shivanya towards love, not revenge. Meanwhile, Ankush's visions unveil Suri as the fourth culprit.

A servant's discovery of a snake skin near the temple prompts the priest to burn it, hoping to draw the snake out. Sesha fears for Shivanya's safety and prays for her protection.

Shivanya suspects Suri in her parents' death, noticing his six fingers. But Shesha, impatient, plans to kill him at the airport.

Tanvi tells her parents that she heard Shivanya talk about revenge. Later, as Sushim informs Ankush about the Naagin's return. Shesha and Shivanya overhear their conversation.

Shivanya takes the form of an astrologer named Ramya and warns the killers. Later, Sesha takes the form of Monisha and tricks Sailesh into seducing the real Monisha.

Rithik reveals his love for Shivanya, but Tanvi questions her. Guruma uses magic against Sesha, who plots Suri's death in the temple.

Suri's shock: Shivanya's at the temple! Guruma orders a 'Mahakali Puja' to expel the 'naagin', forcing Shivanya and Rithik to participate.

Shivanya saves Ritik from the poison given by Sesha. Later, Sesha prays for a storm which endangers Ankush's and his family's life.

Kali Ma possesses a young girl and kills Sesha. Later, Shivanya uses the idol of Lord Shiva and pleads to Kali Ma to give back the lives she has taken.

Shivanya persuades Goddess Kali to side with the innocent snakes. Shivanya and Ritik go to the old Haveli; Sesha disrupts Guruma's prayers and bites her.

Shivanya and Ritik face strange happenings at the old mansion. Guruma traps Sesha in the cave. Back home, Yamini and Ankush confront them.

Guruma traps Sesha. Shivanya, bitten by a snake, begs Rithik to take her to Gurumaa. While Rithik and Gurumaa seek herbs, Shivanya rescues Sesha from the cave.

Shivanya's secret visit to the Naagin temple is discovered by Yamini. Shesha steps in to save the day by switching lockets. Meanwhile, Kabir arrives at Ankush's to see Thanvi.

Sesha, disguised as Ankur, steals Sailesh's ring at the Kya Kool Hain Hum-3 premiere. She lures him to Shiv Mandir, setting the stage for a deadly plot with Shivanya.

Tanvi sees Shivanya and Shesha transforming into serpents. Kabir transforms into a big Mongoose in front of Tanvi and kills her. The fake Kabir kills the real Kabir.

Rithik grieves over Tanvi's death. Kabir tries to kill Shivanya but Gurudev saves her. Sesha and Shivanya want to find the mongoose. Kabir traps Sesha.

Rithik tells Shivanya that he saw a dream about a diamond. Shivanya takes Kabir's watch to Guruji. A masked man comes and kills Suri's wife.

Monisha is shot by a stranger. Shesha suspects Rithvik, but the truth is revealed - Ankush is the killer. Nagapanchami rituals unfold in Ankush's house.

Shivanya, poisoned by a dagger, fights for survival as Gurudev attempts a cure. Sesha, her transformed clone, discovers a mark on Ritik that echoes a legend in the book "Naagmani."

Shivanya and Shesha, vengeful ichchadari naagins, seek retribution for their parents' murder at the hands of Ankush, Viren, and others.

Guruma's failed attacks leave the Naagin vulnerable. She races to the Rahejas for help, while Gurudev unveils the Naagmani's power to revive Shivanya.

Shivanya reunites with a Sesha-controlled Ritik. Rejecting his enchanted love, she forces him away, defying Remya's accusations of being a Naagin, confirmed false by Guruma.

Katak and Sesha restore Shivanya's powers through ancient rituals. Lord Krishna intervenes, granting her strength. She exacts revenge on Shailesh and his men.

Shivanya's resurrected powers claim Shailesh's life. Traumatized Ritik alerts the family, leaving them shocked. Sesha aids Shivanya in retrieving the Mang Tika.

Shivanya dances to awaken the naagmani, while Sesha fights to keep Ritik and Guruma away. Ankush seeks the naagmani, but the Naagins stand guard.

Yamini's attempt to steal the Nagmani from the cave fails as the auspicious time passes. She postpones her plan. Meanwhile, Shivanya rescues an unconscious Ritik from the temple.

Sangram Singh, after running away from the cave, decides to find his son at any cost. Later, he reveals that he never expected his sister Yamini to betray him and wreck his life.

Manipulated by Yamini, Rithik seeks the serpent's gem, while Sesha and Shivanya try to stop him. But Yamini's betrayal sends Maharaj Sangram Singh to his death.

Shivanya hunts her parents' killer, but the Naag mani yields no clues. Ankush attacks Ritik, thwarted by Shivanya. Sesha finds Ritik's father and the Naag mani missing.

Guruma introduces Mayuri, her new assistant, to lure Ritik. Meanwhile, Sesha investigates the Naagmani, following in her father's footsteps.

Mayuri reveals Shesha's true form to Yamini, using a mirror and her powers. Later, she mysteriously injures Shivanya to further expose her identity.

Shesha confronts Mayuri for secretly attacking Shivanya and tries to kill her. However, Mayuri defeats Shesha in the fight and holds her captive in an attempt to seize the nagmani.

Sangram Singh reads an ancient book and learns that Mahishmati race is on its way to destroy the human race. Meanwhile when Mayuri captures Shesha, she gets killed by Shivanya.

Yamini's treachery is exposed when Ritik (Shesha) attacks Sangram. Shivanya, as Sangram, confronts Yamini, demanding the fifth killer's name. Yamini retaliates with accusations.

Shivanya, while shopping, is abducted by Aghoris and tortured in a fiery ordeal. She loses her Mangalsutra, while Sesha's love for Ritik deepens.

Sesha joins Shivanya's fight against the Aghoris, but gets trapped. Ritik arrives with the police, saving them and the other serpents.

Yamini manipulates Ankush to get a Naagin killed. Her tears and cunning scheme turn Shivanya against Ankush. Will they see through her deceit?

Shivanya's heartbreak deepens as Sesha nearly marries Ritik, but Ankush's arrest and Yamini's temple discovery of an unconscious Guru Maa disrupt the chaos. Sangram foresees doom.

Shivanya chases Yamini, thief of the powerful Naagmani, into a cavern. Will Shivanya stop Yamini before she claims ultimate power?

Sesha and Yamini combine forces to attain the Nagmani. Later, they attempt to kill Shivanya and stop her from being a hurdle. Will they succeed in incapacitating her?

Shivanya, posing as Sesha, tries to seduce Ritik, but her secret's out. Fleeing Guru Maa, she must reveal a shocking truth about his parents. Will he believe her?

Ritik's world shatters when Yamini exposes Shivanya's secret. Sesha attacks, and Yamini tricks Ritik into killing Shivanya to save their family. Can love survive?