You and Kusou are twins that were both born with psychic powers he had pink hair while you had purple as your hair color matched your clips or your control devices. You both used telepathy to communicate with others, though you and saiki don't communicate to each other often

Saiki was sitting peacefully in his room when you teleported in, which made a small little thump on the bed, which made him look up from the book he was reading

Saiki: "What do you want now?" He asked with curiosity