《 Incomplete 》 "Contract with me. I'll end your suffering" "I am offering to protect you from any further damage or suffering" -- Yumi Sasaki lives a nightmare after being hurt by seeing her best friend dating her crush. Later on, a demon gets in her life out of nowhere asking her to contract with him. He promises to protect her from suffering if she dedicates her soul to him. Can she really trust that demon? Will he fulfill his promise? Or she would end up being hurt one more time?