Somei Yoshino is a high school girl, born and bred in a yakuza family, but that hasn't stopped her from living a peaceful life - that is, until meeting her fiancÃ, Miyama Kirishima!
Fifteen-year old Ishimori Uka is a very shy girl that can't stand being in front of someone. One day she meets a boy on the streets who's just as refreshing as lemon soda. He helped her when she was bullied and that boy made her wanting to change so she can properly express herself.
Satoshi, a 16-year-old first year high school student just got a part time job as a housekeeper for a mansion surrounded by roses. A girl called Shizu lives there, who appears innocent and pure but lives haphazardly. However, there seems to be a mystery surrounding her: who is the other girl that looks at Satoshi with a cold blank stare?
In this town, animals live like people. Misha, a cat, finds a fixer-upper deep in the forest and decides to repair it and make it her home, but she isn't making much progress. After a run-in with a hulking, muscular dog (?) named Hati, Misha makes a deal with him: assist her with repairs, and he can live there as well. Misha finds living with the strong, silent Hati to be a breeze, and the two set to work on the house. However, something starts to seem off about Hati.
I Became the Mother of the Strongest Demon Lord's 10 Children in Another World.