The Boyfriend and the Childhood Friend -My Wavering Body and Soul-

Misaki is a successful 26-year-old career woman. While she's having problems with her cheating boyfriend, she's afraid of being alone at 26, so she always lets things slide. Then, one day, Misaki bumps into her first love on a long business trip, and there's an undeniable attraction. She knows it's wrong, but she can't help herself.. (Source: Renta!)