Being required by their school to be in a club, Yui, Iori, Himeko, Taichi, and Aoki are members of Student Cultural Society. One day, Yui and Aoki come in with a problem... they claim to have swapped bodies last night.

The Student Cultural Society members have a problem and it seems to be escalating. The group doesn’t know what to do until a mysterious figure explains almost everything.

As the body switching becomes more common place, the Student Cultural Society members become more adventurous with each other’s body.

Inaban is not well and she has been hiding it from the group. Taichi, after switching with her, has felt her physical pain and is determined to help her.

Heartseed has grown bored with the group. So spice things up he takes over Iori body and jumps from a bridge. He offers the group the ability to switch bodies at will, if one cares to take Iori’s place in death.

After weeks of peace, the members of the group have started hearing voice and once again their lives have been turned upside down.

Acting out on their desires is causing members of the StuCS to lose friends and even turn against each other.

All the infighting between the club members is beginning the boil over. Good advice comes their way from an unlikely source.

The group is learning to be more honest with their desires, except for Inaba. Heartseed decides to pay her a special visit at home.

Heartseed warned Inaba that he would make things interesting. Inaba, Iori, with knives and unleashed desires will leave someone crying.

With Heartseed gone the group enjoyed some time off, but a visitor to Taichi is set to stir up new troubles.

While Kiriyama deals with a friend from the past and the promise she can’t remember. Aoki must decide who he really loves.

Taichi screws up and everyone pays the price. While dealing with the situation, Iori gets a call from her mother and the team sets out to help.

The heartseeds put the gang through another emotional rollercoaster as their feelings are able to be transmitted to each other randomly.

Iori is hit the hardest by the heartseed and distances herself from the gang. Meanwhile, Himeko and Taichi try to patch things up.

The gang must continue on without Iori, but Kaoru tries to sabotage the team. Meanwhile, Iori must come to terms with herself.

Himeko gets kidnapped and the others must come to her rescue. Afterwards, the gang learns many things about themselves.