User blog comment:NinjaClockworker/EC Anime Themes/@comment-79.138.78.68-20130714173532

Here's an alternative:

Original sin arc, Opening: Moonlit bear. Ending: abandoned on a moonlit night.

Lust arc: Opening: The Lunacy of Duke Venomania. Ending: Flower of the Plateau.

Gluttony arc: Opening: Repulsive food eater Conchita. Ending: Master of the Graveyard.

Story of evil arc: Opening: Daughter of evil. Ending: Servant of evil.

Sloth arc: Opening:  -Gift- from the princess who brought sleep. Ending: The 5th pierrot.

Envy arc: Opening: Tailorshop on Enbizaka. Ending: Recollective orgel.

Greed arc: Opening: Judgement of corruption. Ending: Miniature garden girl.

Clockwork lullaby arc: Opening: Cappricio farce. Ending: Re_brithday