Cruel Pure love...The heartbreaking reason for infidelity !

"A wife who wants to break up with a husband whodoesn't to break up...A cruel pure love" Tokoro (Hirahara Tetsu) comes to the detective Kai (Mizusawa Rintaro) with a photo of his wife's affair and begs him to let her break up with her husband. Lawyer Hajime (Maeda Gouki) and Kai, investigate the wife Ryoko Nakajima Arisa) and her affair partner Enomoto (Mannami Daisuke), but Ryoko's tue nature becomes increasingly uncleat as they get closer to the heart of the matter. What on earth is Ryoko hiding ?