A woman who is interested in kissing. On the last train... out of curiosity, she kisses a sleeping man. Through a mask → Direct kiss → French kiss... A woman who kisses a man every day. One day, when she kisses a sleeping man, he wakes up and gets excited... She gives him a handjob while they are alone in the train... One day they even have sex in the train... The woman, who has awakened to her love of kissing, gets off the train with the man, kisses him in the park, and has sex with him at a hotel until the morning.