Chorona to Senpai

Kokona Yamamoto is quick to fall in love but keeps getting rejected. One day after her 19th heartbreak, Kokona meets Chiharu Ichinose, a handsome senpai who seems like he's really the one this time. However, Chiharu is a cynical playboy who hangs out with all kinds of girls and changes partners often… (Source: Natalie, translated)