OE-009 - Secret office warfare: The chaotic struggle for love

Mami works at a lingerie company and is engaged to her coworker Aoki, but her senior Mai is gunning for him. Mami's best friend Ai is sleeping with the boss, who used to be with Mai! Plus, the 'serious' office lady Hazuki is having an affair with a deadbeat employee. Four women, one office, and an all-out war using their bodies as weapons.