A team of colleagues: A demon with the crown of hell, a young man with the power

A team of colleagues: A demon with the crown of hell, a young man with the power of darkness who controls illusory branches and tentacles, a half-angel, half-demon man who possesses the beauty of Lucifer, but who shows imposing power, a short boy with an innocent and fragile face but who is the extremely powerful leader of the organization, and other supporting characters with their respective powers and peculiarities.