The episode of Ishq Mein Marjawan 2 starts with Ridhima and Vansh coming to have dinner. Ridhima covers her hand as it is handcuffed with Vihaan. Dadi asks Ridhima why she is holding Vansh’s hand, Ridhima says that she is doing a ritual to stay forever with Vansh.

Kabir looks at Vansh’s hand and sees that his hand is bleeding. Kabir thinks that Ridhima is up with some plan.
Ridhima then says that Vihaan can’t take her all the time with him. She asks him to open her handcuffs. Vihaan says that he will open it when Ridhima tells him Vansh’s secret. Ridhima pushes Vihaan. Vihaan falls, and Ridhima also falls on him, Vihaan hits his head on the ground and faints.

Ridhima takes the key and opens the handcuffs. Ridhima then goes into Ishani’s room to find any proof from the painting in her room. Ridhima finds a note on the painting “The key to my pain is the key to my secret.”

Ridhima realises that whenever Vansh gets upset, he plays the piano. Ridhima then goes and checks Vansh’s piano. She finds a blueprint of the house.
Ridhima finds a red point on the house blueprint and goes there. Ridhima learns that there is a secret room.
Ridhima goes into the secret room and finds a locker.

Ridhima then successfully opens the locker and finds some papers and a photo. In that photo, Ridhima sees Vihaan and Vansh together. Ridhima learns that Vihaan and Vansh know each other from before.