エル・タンゴ・エゴイスタ (El Tango Egoista)

Background
Believed in the pain, did not believe in the pain."El・Tango・Egoista" is an original song made by nyanyannya. It is part of the Lead Princess of the Color Stealing World Series, the Kadoh-Anna-Ruk-a Saga, and the Sister=Sect Rouge saga, a series of songs that tell stories of the Sister's (portrayed by Megurine Luka) life.

This song has entered the Hall of Fame. It is featured in the E.P with the same name, and the second disc of the album Kadoh-Anna-Ruk=Cyanotype.