A project where pairs of men and women are challenged to play a certain game!When the two heard that they could win 100,000 yen by successfully completing the challenge, they eagerly followed along.However, the challenge is to collect 100ml of saliva just by kissing.The two are confused by the unusual topic.However, the amount of 100,000 yen makes her sway, and they start kissing through her lap.As expected, the saliva doesn't accumulate easily.Then, he decided to kiss her directly and accelerate the saliva flow...As they kiss each other, they gradually become more and more horny, and they begin to desire each other's bodies.Even though I am salivating, my sexual desire gets the better of me and we finally start having sex.He is left behind in a closed room, but the only way to escape is to accumulate saliva...what will be the result?
