Puchipuchi Idol Kouhosei ~Hayaku Shite yo! Manager Desho~

The gravure videos of various idols circulate throughout the world. Two girls are rising in popularity as the next generation of such idols. They both seemed to be the very definition of idols in the rough. Recognizing their popularity, the agency plans to debut them as an idol duo, appointing an employee (the protagonist) with an outstanding track record in the company as their manager and sending them to a training camp.... However, the two girls are constantly opposing each other, even going so far as to ask the protagonist, whom they both like, for his support. Our protagonist, an experienced and shrewd businessman, is in a hard-pressed fluster. Singing, dancing, studying, eating and sleeping together, the girls work hard in their lessons, while the manager, tossed about by the girls, gets the training camp underway. Will the girls be able to become the shining idols they deserve to be? Or...!? [translated from DLSite]