One day, a cute succubus named Kururu appeared before me. This devilish succubus said she couldn't go home until she had absorbed 2000 loads of sperm. Thus began our days of creampie sex, blowjobs and swallowing with the succubus, who was staying with me, hiding from my family. At first, Kururu was just someone who selfishly stole my sperm, but as time passed, she began to become important to me...