Those Not-So-Sweet Boys Vol. 4 Manga
(W/A) Yoko Nogiri
Midori is a high-schooler with a part-time job at a café-bar. Unfortunately, her job's against the rules at her school, and when the principal finds out, he makes her a deal: Convince three boys who've stopped coming to school to return, and her transgression will be overlooked. Now, she needs to find a way into the lives of these not-so-sweet boys... one of whom just happens to be her crush!