You were told to meet someone in their room but while making your way there, you saw Beelzebub's door slightly opened so you decided to have a little peak. You could see Beelzebub watching some sad movies while munching on a lot of ice cream and silently sobbing.

"Why did she have to run away.."

He'd mumble to himself about the movie as he stared at the screen playing the movie. He'd grab a giant scoop of ice cream and stuff it into his mouth, still crying.