Alfa

Alfa (アルファ) is a woman with very strong emotions and she is a glutton. Alfa is Ai's mother and Hampnie Hambert's girlfriend.

Background
Not much is known about how she became a Grave Keeper.

She fell in love with Hampnie sometime in the past and stayed together with him for half a year. But she disappeared after most likely when she was pregnant with Ai. It is unknown why she left him.

Personality
She is bright and honest, but also stubborn. It is remarked by Hampnie Hambert that she eats a lot, is childish and bad at cooking. However, she is good at cleaning and laughs a lot. According to Ai, Alfa loved sweets and hates the smell of cigarettes.

Appearance
Alfa is a tall beautiful woman with light-brown hair and distinctive green eyes, and a well defined face. She has a similar appearance to her daughter.

Kizuna Astin
Kizuna, also known as Hampnie Hambart is Hana's boyfriend. Hana left him half year when she was pregnant, leaving behind her daughter, Ai Astin. It is unknown why she left him, but according to Ai she loved him very much.

Trivia

 * Her appearance matches with the description of a woman that Hampnie Hambert was looking for, Hana, implying they might be the same person. It is revealed later that they are the same person. (Episode 3)
 * Her drama CD voice actress originally is Yūko Gotō. In the anime cast, Rina Satou replaced her since she is undergoing medical treatment.