Ordinary high school student Jururu is on the verge of death in a sudden accident on her way home from school as usual. But then a mysterious woman appears and saves Jururu by turning time back, and tells her that things like this will continue to happen in the future, however there is only way to survive. That is to help Gosegu to help her achieve what she wants! Jururu, who had no choice but to listen to it in order to live, She meets Gosegu, who has transferred to her class the next day, but Gosegu gives her an unexpected proposal... \Would you like to become an idol with me?!\ \What do you mean, Segu...?\ Jururu really helped Go Segu and became an idol. Will she be able to overcome her death?!