Shrimaan Shrimati Phir Se S01 E80 Dilruba's Ghost

Dilruba starts terrifying Keshav by posing as a ghost. Everyone in Keshav's office is in on the act and help Dilruba horrify Keshav. Even Prema is an accomplice and helps Dilruba scare the hell out of Keshav. Will Keshav find out the truth?