Traveling chef Ryuji is called back to Tokyo to help save his late teacher’s restaurant. With the help of his close friend Kinu, Ryuji must complete the training of Wataru — the apprentice chosen by his late teacher to become the next master chef — in the art of culinary excellence and running a successful business.

A murder occurs of a promising high school baseball player. His younger brother Shinya becomes the prime suspect. Private detective Koichiro is hired by their father, Saburo Moroka. To prove Shinya's innocence, Saburo, Koichiro, and Koichiro's pet dog Masa work to uncover the real killer's identity. At the same time, there is a case at a giant drug company named Mitsutomo Pharmaceuticals. Yuki bears a grudge against the company for prior inspection methods used over newly developed drugs. Yukie then threatens the company. Company president Kouta orders Kihara to resolve the problem discreetly. The more Kihara learns of the situation, the more hesitant he becomes about how to handle the situation. Finally, these two seemingly disparate cases cross paths, and a shocking truth emerges...

Kasuga’s husband gets arrested for a murder of his beloved protégé. She and her family investigate and find out he was trapped by greedy Nagoshi, the boss of their rival yakuza family. She has to make a decision to revenge Nagoshi.