Jay is an extremely quiet person who is shown to never speak, making it impossible for other characters, except his relatives and Daniel Park, to understand him. He is shown to be a strong fighter trained in Systema and Kali Arnis although he doesn't engage in fights without reason.He is very notably drawn towards Daniel, and is shown to be strongly romantically attracted to him, to the point where his whole world rotates around his presence: Daniel is the only person that makes Jayexithisbubble