Kimi ni Ageru.

One stormy day, Ryouichi was wandering aimlessly in the wake of betrayal by his beloved who put him in debt when he suddenly finds himself in front of a tea house's door. After entering, he finds the teahouse has a unique atmosphere. After receiving lunch, Ryouichi find's himself indebted to the shop owner; forced to help with the chores. Turns out there's no such thing as a free lunch after all! Despite everything, he finds himself thinking that he actually wants to help...? (Source: M-U)