Mika, a vivacious adolescent, will soon uncover the mystery that lies beyond death. She struggles to come to terms with the loss of her dearest friend and finds herself lost and searching for meaning. In an effort to reunite with her friend in the afterlife, Mika contemplates suicide, but an immortal human, accompanied by a god, intervenes and alters her destiny.
Given insight into the afterlife by the god, Mika sets a new objective for herself - to embark on a peculiar expedition with the two distinct individuals to the world beyond, hoping to reunite with her cherished friend.
