Takai Tsukasa is obsessed with the female body, but what he longs for more than anything is to find the perfect armpits. One day, an elegant, blonde demon appears before him, and she has exactly what he craves. A bold, uncensored fetish fantasy unfurls between Tsukasa, his neighbor Chika, the demon Roselia, and a cast of demon girls who are hungry for more than just souls and power!