Man, I cringed when he said "I love you" right in the middle of the classroom. Doesn't matter how attractive you are, that's something you just don't do. Well. It's fiction, so it worked out.
Normally, completely changing your appearance for someone is a red flag, not something I'd encourage… But wow, has this dude got guts.
@ThePaulBunyanTrophy, this translation is fantastic. Translating slang can be such a challenge, but you did a spectacular job conveying both its casualness and its subculture feel. The dialogue flows so smoothly!