Tact

Tact (タクト) is a boy with adventurer parents, who joins Mira on a dungeon mission.

Biography
Tact currently lives with his grandfather, a former adventurer, in the requiem city of Karanak. He is usually shy, but has the courage to do anything he decides to do. He goes to the Warrior's Guild to ask them to take him to a dungeon where there is a mirror where he can meet the dead.