Migi❤'s manga / #Babysitter(2)

Tetsu is a "service" man, who one day mistakes his customer with a father next door. As an apology he accepts the offers of caring for his child while he is at work, but as a result loses his job. Misaki- the father then offers to let him stay, after doing ... stuff. What will he do!

After their parents are killed in a plane crash, Ryuuichi and his younger brother Kotarou are taken in by the chairman, who they never met before, of an elite academy. Ryuuichi becomes the school daycare's new babysitter