Seven of Seven Vol. 4: Heartbreak by the Numbers - Manga Romance Comic Book for Teens & Adults - Perfect for Collectors, Gifts & Relaxing Reading

After months in the same class as her crush Yuichi, Nana finds out who he’s in love with, and unfortunately, she’s not the girl. It’s not any of her seven identities and now all seven Nanas hearts are broken, literally. The seven heart-shaped crystals that give them their power are breaking one by one! Hitomi has to heal Nana’s heart before she comes down with a bad case of subtraction. Instead of six too many Nanas, there’s about to be one too few!