Luis has black eyes, black hair and fair skin. He wears an orange polo shirt and black rimmed glasses.
Luis has a crush on Emma. It is possible to get them together for Homecoming. In Book 2, Chapter 4, you can use singing telegrams to set them up (if Emma is not your love interest). In Book 3, Chapter 8, he will ask her to prom, either as friends or as couple. If they are dating, this is when they will declare their love for each other.
Sakura often hangs out with Luis, Myra, and Nishan when playing video games. Despite her "no noobs" policy, she is supportive of him and Emma being together if the latter and your character chooses to play Lookout with the gamers.
- He has a lizard named "Rex".
- He plays the game Lookout which is a parody of Overwatch and can determinately give a copy to Emma.
- In the original High School Story app, a girl named Danielle mentions having a little brother named Luis. She has yet to be mentioned in any of the books.
- In Book 3, Chapter 4, he makes a reference to Batman when Myra calls Brian a joker and he asks, "Heath Ledger, Mark Hamill or Jack Nicholson?" Asking which actor represents Brian as a joker.
- He steps in as director of the play in High School Story: Class Act, Book 1, Chapter 9, until Ajay returns.
- As director, he makes references to gaming such as the term "GG" and Leeroy Jenkins.
- He shares the same forename as Luis, a character from Rules of Engagement.