Tentacle monster 『Ruth』 has a peculiar ability...... to 『brainwash any women he raped』. Though limited to women, as long as the conditions are met he is invincible! But there's just one problem, without it Ruth is nothing but a weakling with zero combat ability!
Control the main character, Alchemist Tris. Collect the materials for the items needed to solve the problems of the villagers and have them fall in love with power of alchemy!