Tanigawa Setsuko, an aspiring office worker, lives alone and devotes all her time to the job she worked so hard to get. She humbly endures the tyranny of her boss and the disdainful attitude of her colleagues. She had all her relationships with the opposite sex back in school and were not very successful. Having been very late at work, having difficulty catching the last train, she meets a strange girl named Marie. Marie is a hooligan, with pronounced criminal behavior. She leads a youth group, stabbed her stepfather and extorts money from younger students. After meeting, strong romantic feelings arise between them and Setsuko, unexpectedly for herself, finds herself in a world of passion, sex and violence about which she still had no idea. All characters are over 18 years old. Contains obscene language.