Koibami Shoujo

Kyou Ooishi is a high school boy who has a fear of women, when five girls suddenly confessed to him. Among them, four are creatures called "Koibami" that devour human romantic feelings. If his feelings are absorbed by these girls, he will never be able to love again. However, he still yearned for the true love of the girl who confessed to him for real. Kyou decides to find his one true love among the five! A suspenseful romantic mystery begins.
(Source: Sunday Webry, translated)