Riku Kariyama, the director of the civil engineering design department of Teiwa Construction, a major general contractor, has been dedicating for several years to complete the "Ryujin Bridge", which carries the dreams of many people. However, one day, an accident involving a large number of people occurs at the construction site of the Ryujin Bridge!
Detective Kuroki of the Tokyo Metropolitan Police Department's Investigation Division begins a tremendous and obsessive investigation in pursuit of the truth behind the mysterious accident. Furthermore, Kariyama and his wife Reiko, who have grown distant from each other, find themselves confronted with an unimaginably cruel fate.
Kariyama is swallowed up in a whirlpool of upheaval as something unidentifiable begins to wriggle in various places. What is the path to hope and rebirth that he finds in the midst of it all, and ultimately, where will it lead him?


Target
Male / 20~
Female / 20~

Recent statistics show one out of four men never gets married before the age of fifty. Our three bachelors are devoted to their work, have great hobbies, are skilled in housekeeping and have good friends. In short, they lead a meaningful life and stay single by choice ---until a twist of fate make their conviction waver and make these three highly eligible men start to think about marriage.

The central figure Taro Ishibashi (38) works for a megabank. His analytical skill and keen observation power prevent him from getting into love relationships. His two bachelor buddies are Reiya Miyoshi (37), the owner of a dental clinic and a divorcee who enjoys his second single life, and Kazuhiko Iwakura (45), a top lawyer of a major law firm.

Good-looking with high credentials, they were happily pursuing the liberté de la vie…but life sometimes takes unexpected turns. When they started to think about marriage, they suddenly realize that getting married is actually a dauntingly difficult task.