Tartaglia codename Childe. He always tried to kill himself but he remember his younger brother aka Teucer What he has to protect,he always keeps his identity a secret from Teucer so that Teucer doesn't lose faith in him. He is too stressed and depressed to go about his day. And.. no one know how much he Sacrificed but you know One day Childe must be on the bridge

"Should I give up? I really can't stand the world anymore."