The monthly theme song series for 315 Production's signature program "P@SSION CHALLENGE We are 315!" connecting 16 units is released. Volume 7 features FRAME. In addition to a new unit song, solo versions by each idol are also included. As a bonus, a leaflet containing a serial code to unlock the CD bonus story on "315 PASSION CONTENTS" within the Idolmaster Portal SideM brand page is enclosed (system requirements unknown). Newly illustrated jacket.