Tsukiko Sagi, a shy character designer who created the immensely popular pink dog Maromi, finds herself under pressure to repeat her success. As she walks home that night, she is attacked by an elementary school boy on inline skates. Two police detectives, Keiichi Ikari and Mitsuhiro Maniwa, are assigned to the case. They suspect that Tsukiko is lying about the attack, until they receive word of a second victim.