The construction of the business department third star pill. Matsushita Mika (cross part friends of MA) to clerk identity into the sector, chiefs and Sasaki Shinichi (Sato Er Lang), leader and Chisaki Ryosuke Inoue Yoshio, director and mulberry fold really tree husband (Urarai Kenji), service member and city village sweet weave (Misaki Sato Hitomi) belongs to the Department. Almost daily the distinct personality of thousands of Qi and the koori, third business department are in trouble, and Design Department of Gaudi Kitamura (Yamazaki Ikuburo) involved in, the situation will further toward bad direction development. Because of. In the end the third business department to solve the trouble about this!? TV musical "Let s Go" humor! The third business department "and singing songs and even small drama and so on, all columns are full of musical love"!