Siita Stomach, the youngest daughter of the Stomach Family and a former procurement manager of Stomach Inc. alongside her twin brother Jiibh Stomach. When they failed on their deal with Lango, her eldest brother, to kill their younger half-brother, Shoma, also known as Kamen Rider Gavv, and increase Human Press sourcing within ten days, she and Jiibh were forced to be married off to increase political standing. Little did Lango know, he accidentally picked Siita's childhood friend, and, as they say, hell hath no fury like a friend desperate to free their friends from hell.....