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Chitose is a rookie seiyuu who's cute on the outside but cynical on the inside. The harsh reality and sheer weirdness of the voice acting industry is causing Chitose to lose her motivation to work. It's so bad that it's worrying her manager (who's also her big brother). Can Chitose stay on track to become a top seiyuu?
Fourth dormitory of the Rat Production (commonly known as Nezumi-sou), the place where dropout idol girls live; the former child actor Sekino Roko, musician Nukui Hayu, and model Maehara Nina. Sakura Ino, who always dreamed of becoming an idol, moves in. At the same time the decision is made to demolish the dormitory. Due to the project launched by the manager Kajino Hoho, "Ochikobore Fruit Tart," occupants of the dormitory form a new idol group called "Fruit Tart," and start their activities in order to repay a one hundred million yen debt.
Three girls arrive at a talent agency in the hopes of becoming a popular idol… Unfortunately, only one was selected. However, it is decided in the end they’ll combine their efforts and form a threesome idol group, Triple Booking!