is a Japanese boys' love visual novel game created by BlueImpact, which was originally released on April 25, 2003, for Windows, and later ported to the PlayStation 2 by HuneX as Angel's Feather: Kuro no Zanei. In 2006, it was adapted into an OVA, which was animated by Studio Venet. The game's character designer is Yamamoto Kazue. In 2007, Media Blasters licensed the anime for Region 1 release. Story It begins when Hamura Shou comes to Yuusei Academy, from there it branches out into the truth behind his past, and his twin brother, Kai's as well (though they both have the same name, they are referenced differently). It also portrays shōnen-ai between Kai and Nagi (his supposed best friend). Characters Shou Hamura Shou Hamura (羽村 翔) is the older twin of Kai, despite looking younger. He came to the Yuusei Academy for boys as a sports student. In the beginning, when Shou was mentioned that his lost twin brother, Kai was in the same school, Shou went looking for Kai first, only to find out that Kai had completely forgotten about his older twin. Shou was adopted into a wealthy family, but unfortunately, his parents were killed in an accident. Despite this tragedy of losing his adoptive parents, he wields the personality as a strong, courageous, happy and friendly boy. He is the leader of the Kendo team in his school, as well as being the prince of the Winfield kingdom, giving him his white wings on his back. Shou's appearance is usually a boy with short, brown hair, green eyes and fair skin. Shou shares the same birth date with Kai, March 7. Kai Misonou Kai Misonou (御園生 櫂) is Shou's younger twin. Kai starts off seeing his forgotten twin brother, and has a blurry memory of the time with Shou while they were at the orphanage before Kai was adopted into a wealthy family which runs the Misonou Combine. What made Kai to forget Shou is that Shou had told Kai to forget about him completely so Kai will not get sad about saying farewell to his beloved twin. Kai is in a relationship with his best friend Nagi, who was found in a faculty since they were small. Kai's family is controlled by Ran, who is Reiya's retainer, which leads to the fact why Kai knows Ran. After Nagi was killed (But revealed that Nagi survived, but