WARNING: Yaoi BoyxBoy with heavy explicit content! Seiji Yamada has a dark past, but managed to get out of many tough situations, and even started his own company, 'Cologne X.' He lives a strict lifestyle, and has no time for relationships or compromises. Soon he comes across a new worker, and was forcefully attacked by him. Their relationship starts spiraling in different directions, leaving a unexpcting ending with love, passion, sex, and betrayal.

WARNING: Yaoi BoyXBoy explicit content! Kyou Kusaka finally can enjoy the marriage life he had always wanted with his stubborn lover, Yamada Seiji, but a mere incident can change their lives forever, leaving Kyou's dream to be on the edge of failing. A tale of tragedy, realism, and complicated love will soon unfold in the last segment of the 'Cologne' series!

WARNING: BoyXBoy explicit content! The sequel to 'Cologne'. Kyou Kusaka wakes up from his coma, and is shocked to find himself alive. However his lover is long gone. Now Kyou must strive to move forward with his life. He encounters many new faces, and possibly a new lover?

WARNING! Yaoi BoyXBoy! Sono Tsukiya has always been unpopular, overweight, and bullied through his years of high school. His life was dull with the same torturous cycle everyday. One faithful morning as he was storing away the softballs for gym, he made an encounter with the most popular guy from school: Tomohisa Kazuya. Tomohisa dates a new girl every ten days. He is known to be arrogant, and narcissistic. Sono decides to befriend him on better terms by asking him out for the trial of ten days just for the hell of it. Ten blissful days with Mr. Perfect. Will these ten days be a dream or a nightmare for Sono? He would have to find out during his trial of unattainable love.

Seiji Yamada is known for his cold exterior. He is loved by many through his looks, and wits. However, what was his life before he was a successful businessman? Drawn to escape with his older brother during childhood, Seiji is forced to know adultery at a young age. Facing heartbreaks, harassment, and obstacles with his brother made him realized that love isn't always what it seems.