Synopsis

Based on a novel by Fujiishi Namiya and Tsujido Yume.
This work is a love suspense story in which the enviably harmonious relationship of a happily married couple gradually develops into a deadly battle between them.
 
The story centers around Mitsuhiro and Sakina, who experience a fateful encounter on Halloween night. Although the two pretend to be an ordinary salaryman and office worker, Mitsuhiro is actually a yakuza member, while Sakina is a highly capable company president.
After getting married, the couple continues their blissful married life without revealing their true identities to each other, becoming the envy of everyone around them. However, when both mistakenly suspect the other of having an affair, their seemingly perfect relationship spirals into a deadly conflict.