Dame na Kanojo wa Amaetai

Ueno Ittou is a kind and tall high school student raised by a single mom. One day when he gets home he finds an empty house and no signs of his mother. In that moment, a mysterious girl offers him a job with upfront payment. The job is to take care of the his neighbor, a josei manga artist, Nobara Hifumi!

(Source: MU)