A good-natured detective with a strong face but full of humanity, commonly known as Yassan. He lost his wife and lives with his son, Masakazu, in a male household. Yassan's heart is the mother of the bar "Sakura". One day, when Yassan helped his mother who was being raped by a yakuza, they fell in love and remarried. Yassan is happy that he finally has a happy family, but his son who is obsessed with his transparent body and the yakuza who skillfully approach Yumi's body.
