Natsuki Amakusa (Masuda Takahisa), an overconfident genius detective with extraordinary deduction skills, meets Yuya Shiki (Ukisho Hidaka), a cool high school student who guessed the culprit at the scene of a suspected suicide. Yuuya possesses a special talent that allows him to see the shadows of murderers.
Kotaro Yuki is a 26-year-old man. When he was a child, he played baseball with fierce determination. Since then, he hasn't given his best to anything else. After he quit his job, he just spends his days meaninglessly. He lives in a house that his parents left behind. One day, a mysterious man appears in front of Kotaro Yuki. The man introduces himself as Kotaro Yuki's former pet dog Ten. When Kotaro Yuki was a child, he did have a pet dog named Ten. The mysterious man proceeds to freak out Kotaro Yuki. He knows things only that his pet dog Ten would know. Kotaro Yuki begins to wonder if the man could really be Ten?
Kotaro Yuki is a 26-year-old man. When he was a child, he played baseball with fierce determination. Since then, he hasn't given his best to anything else. After he quit his job, he just spends his days meaninglessly. He lives in a house that his parents left behind. One day, a mysterious man appears in front of Kotaro Yuki. The man introduces himself as Kotaro Yuki's former pet dog Ten. When Kotaro Yuki was a child, he did have a pet dog named Ten. The mysterious man proceeds to freak out Kotaro Yuki. He knows things only that his pet dog Ten would know. Kotaro Yuki begins to wonder if the man could really be Ten?
Yuichi Katagiri, a high school student, is abducted with four of his friends and forced to participate in a "Friends Game" to pay off a debt he was suddenly saddled with. The game is supposed to be easy to beat as long as you have friendship, but for some reason Yuichi and his friends are unable to beat the game. They suspect the existence of a traitor, and their friendship gradually begins to crumble. The ultimate mind game show is about to begin!
High school student Moe has moved to a new town after the death of her father. Moe’s already having enough trouble fitting into her new class as it is, so she’s totally mortified when she ends up being “rescued” by local firefighter Kyosuke during a fire drill ... in front of all the kids at school. But the embarrassing incident might be a blessing in disguise, because gruff-but-kind Kyosuke gives Moe the courage she needs to leap out of her comfort zone as she aims to leave her loner days behind. Not to mention she’s soon falling head over heels for him … !
When Tsukasa was a middle school student, she had a crush on transfer student Hayato and even confessed her feelings to him. She was turned down by Hayato. Now, Tsukasa and Hayato are classmates in high school. Hayato treats Tsukasa as just a friend, but Tsukasa still has feelings for him. Meanwhile, Hayato becomes attracted to Tsukasa.