*I was supposed to be his protector… I didn’t expect his smile to make my heart race—!* Naitou Kiyoko — a 179cm tall office lady, is admired by everyone like an older sister for her refreshing personality. When she was younger, she often dreamed of being a princess, but as she grew taller, she took on the role of protector for the girls around her. One day, Kiyoko’s “dull” and “klutzy” kouhai Himeno Mikoto confides in her about his circumstances. Kiyoko, seeing Himeno’s true worth, comes to a decision. I’ll be there to protect you, Himeno-kun, so please stop hiding who you really are! And from that day onward, they start their new relationship as princess and protector…!? It’s a cute, innocent, and heartwarming romcom about the headturner of a princess Himeno-kun, and his protector Naitou-san!

Succubus, beautiful beings that seduce human males to consume their energy, they are the super idols of the devildom. Spica, a little demon who yearns to become a succubus, and so he breaks the law to travel to the human world alone. There he finds a human male to attack. He tries to steal his energy by having sex but the human thinks the whole situation… is just a dream?! Súcubo, un ídolo súper perra del mundo de los demonios, que seduce a hombres, con una figura hermosa y se priva de su energía. Spicus, un pequeño demonio (aprendiz de súcubo) que anhela ser un súcubo, viola la ley y llega al mundo humano.