The Walls Between Us Vol. 1 (Kodansha, 2018)

"If you want a boyfriend that bad, I'll go out with you." Growing up next-door neighbors, Reita Kikuchi and Makoto Sakurai's parents are friends, and the two of them have known each other forever. But one day Makoto is suddenly thrown into a relationship with that narcissistic and self-absorbed playboy, Reita-her old childhood friend! Follow Makoto's adventures as she navigates the ups and downs of dating the egotistical boy-next-door in the first installment of this romantic comedy!