Yarashii Hirusagari

A college student accepts a tutoring job for a friend he is interested in. Two college students/neighbors maintain a sexual relationship without emotional involvement. Former lovers from their school days meet again. A divorced man is unfaithful to his new partner. A younger coworker frequently visits his senior's home. A 17-year-old electrician installs an air conditioner for a handsome businessman. The story continues with a follow-up to the electrician and businessman's encounter.