Miley Jab Hum Tum S03 E53 Mayank Rescues Nupur

Locked in the library, Nupur finally calls Mayank, who rushes to get her out. Meanwhile, Gunjan helps Samrat buy a gift for Sheena. He buys her a gift for helping him. Gunjan is shocked to see Samrats gift. What is the reason behind Gunjan's reaction?