Plot: Finally, Akshay and Alia spend some quality time together, but then Alia asks Akshay to take a promise so dangerous, that it freaks him out. What is this promise that every boyfriend is scared of ? Will Akshay's inner soul (Antar Aatma) help him get over his fears and melt Alia's heart ? Check out Episode 4 from 'Valentine's week ka C'yapa' to know more, which is dedicated to Promise Day