Hinata and Shiori are childhood friends and lovers.
Two years have passed since the beginning of their relationship, and a positive attitude towards stealing another's lover awoke in Hinata.
He felt excited, introducing Shiori, having sex with another man.
Finally, Hinata felt a desire to turn it into reality,
"I want you to have sex with another man," he admitted in his desire to Shiori.
Although she was at first embarrassed, but soon showed understanding.
"You can think of my childhood friend Shogo ..."
After she put the condition of the partner in the form of a childhood friend, Hinata agreed.
Shogo, who recently broke up with his girlfriend, was surprised and gladly agreed.
And so, the forbidden netarus begins.