天使の眸 ～Sapphire Eye～

别名Tenshi no Hitomi ~Sapphire Eye~

Katsumi is high school second year student. One day a lightning hits him and once he wakes up a strange phenomenon occurs to his left eye - when he watches with it on any girl, the girl becomes lustful. Later he discovers it is a technology from the future and himself also becomes the key to the survival of all humankind.