Whatever.. Just don't become another bully after losing your memory.. That'd be cliched af...

Yah agree. If he becomes an asshole after loosing his memory than why wasn't he an asshole in the beginning when they first met.

Someone said it in the comments but a brain injury can drastically change someone's personally. There's a lot of testimonies about people having a brain tumor, a concussion, or anything related to the brain. There's can be a personality change. The person could be calm, nice and gentle before, but after a brain issues can be rude, mean, aggressive, a totally changed person. It can happens sometimes