I find like 22 is already fairly old to do something stupid like that and call it a day with a "sorry". You are fully responsible legally and you should know be

I find like 22 is already fairly old to do something stupid like that and call it a day with a "sorry". You are fully responsible legally and you should know better. I agree that going all out to make sure that person gets the worst punishment possible for it would be over the top. But I'd definitely at least tell the parents.