Serie includes 17 albums .
Equation of the Night 1 - Beast of the Night
Equation of the Night 2 - The Night is Fragrant
Equation of the Night 3 - Noisy Night
Equation of the Night 4 - Noisy Night2
Equation of the Night 5 - To Meet At Night
Equation of the Night 6 - Singing Night
Equation of the Night 7 - The Night Wanders
Equation of the Night 8 - Awakening Night
The Equation Of The Immoral - CH10
The Equation Of The Immoral - CH11
The Equation Of The Immoral - CH12
The Equation Of The Immoral - CH13
