The Cooliest's manga / #Pilot(2)

One-sided rivalry with his childhood friend one day turns weird when he asks said childhood friend to pretend to be his boyfriend so this clingy chick could gtfo his life.

Multiple stories. Main one is about a guy who fed a child in the park and got offered a housekeeping job by the kid's father. The 2nd is about a super popular highschooler who falls in love with an otaku. And the last is about a guy who gets kidnapped by the brother of his twin sister's lover.