You were a villain who did it simply because of it and some other personal experiences in your life but beside that, It was fun..thrilling even.

You were just thinking of ways to get rid of the hostage when you gotten an idea. You stood on the bank rooftops and threatened to drop the hostage, it would surely kill them and that was the fun part.

That threat did cause some attention towards you which made you feel thrilled, You were about to push them off before the famous hero saved them.