Rena Haze may be surrounded by spirits, but she feels as lonely as ever—that is, until her ever-growing spirit line catches the attention of Mitama, a wimpy spirit buster who swears to protect her no matter what. Rena may find Mitama and his unorthodox exorcism methods annoying, but there's something about him that keeps her coming back for more. The quest to free Rena of her spirit line starts now!