Freminet

Freminet is a diver in the water region, Fontaine, of the world Teyvat, he is an orphan who lives in an orphanage run by 'father' who doesn't like hearing children cry, therefore when his emotions get too much he dives into the ocean to let them all out. He has two adopted twin siblings Lyney, and Lynette who make it their goal to see him happy and smiling, they're also circus performers who are very famous, Freminet stays away from the spotlight while the twins bathe in it together.