Board Thread:General Discussion/@comment-4436931-20190609231516/@comment-31337598-20190612013057

Tbh that was present in the most popular animes.

Vegeta wss responsible for the death of four Z-Warriors in DBZ and almost destroyed the whole planet and he became their friend in the very next arc.

In Naruto, Orochimaru killed the Third Hokage and many other shinobi and did experiments on childs and was forgiven for it.

In Bleach, Aizen who killed many shinigamis and did many things was used to help in the final battle.

This is present even in TV Shows.

in Prison Break, an FBI agent named Mahone killed the main character's father with a gun and later he became friends with him.