Lost In Love And Lust summary:

“No… we can’t here…ah!” In a bathroom…so close to where their friends are… Juri is a college student. She belongs to the movie club and is dating a fellow member Shuichi for 6 months. In April her junior from high school appears. Why... She panics and couldn't tell anyone that he is her ex... Taku says “I can't give up on you...”Juri is confused about her feelings. Shuichi loves Juri. Hina likes Shuichi. Hayakawa likes Hina. The movie club is full of dangerous relationships!