F-rank healer, Reda Dixon (30), is expelled from his party due to his age. Heartbroken, Reda decides on a change of pace by moving to the rural town of Almus. On his journey there, he encounters a blonde-haired girl named Mina, who is dressed in ragged clothes. With no parents in sight, the kind-hearted Reda decides to become her guardian. In Almus, Reda, who starts a new life with the girl, becomes known as "Teacher" by the townspeople, thanks to his unconsciously cheat-level healing magic?! Together, they solve various troubles and deepen their familial bonds.