Kanji Chau no wa, Daikiraina Kare no Yubi Dake.

Mahiro works at a model agency, and is a super career woman who cares more about work than love. She thought she didn't need a man, until one day a cameraman mistakes her for a swimsuit model and tries to have his way with her! And the man who calls himself Miyano is actually the #1 guy that Mahiro hates! (Source: Manga Reborn)