Kuuya Shounin ga Ita

Synopsis
An 81-year-old lonely old man, a 46-year-old single woman who works as a caregiver, and a 27-year-old young man who quit his job at a special nursing home for "certain reasons." A strange love affair between three people with pain they can't get rid of begins. (Source: Shogakukan, translated)
Background
Kuuya Shounin ga Ita is an adaptation of Taichi Yamada's novel of the same title.