"Didn't I say? Leave the rest of your life to me." Ave Mujica, the band formed by Toyokawa Shoko, has achieved commercial success in terms of live performances and media exposure. The girl who vowed to walk with her destiny and the home she grew up in has lost her partner. Why does she want to carry the life of others and continue the activities of the band? She uses a mask to cover her past and her true face, and tonight she also descends into this perfect box garden.