Other name: 优柔有情人, 爱在末路之境, 穷途之鼠的奶酪, 窮鼠はチーズの夢を見る, 窮鼠夢見起司, Das Spiel von Katz und Maus (German), Il Gioco del Gatto e del Topo (Italian), Kyuuso wa Cheese no Yume wo Miru, Le Jeu du chat et de la souris 1 (French), The Cornered Mouse Dreams of Cheese
Summary: Kyouichi's indecisive character has led him to repeatedly commit the foolish mistake of adultery. One day, Imagase, a college classmate he hasn't seen since graduation, shows up as the private detective hired by his wife to investigate his infidelity. Imagase, however, proposes a deal. He won't tell Kyouichi's wife about his affairs, but, for compensation, he makes an unbelievable demand: "I want your body in exchange..." In the second edition, there is an extra chapter.