Gender: Male Age: 17 Height: 172cm Commonly referred to as Aqua for short. He has blonde hair with long bangs swept to the left. He has blue eyes with a star in his right eye. Like Ruby, he sometimes manifests stars in both eyes when he falls into darkness. In his past life, he was Gorou Amamiya, a doctor at a rural hospital and a graduate of the University of Tokyo. He met a girl named Sarina and became a fan of Ai through her influence. He suffered severe trauma due to Ai's death, which caused his original bright side to be hidden, leaving him with a dark personality that makes his true feelings impossible to read.

Gender: Female Age: 17 Height: 158cm A member of B-Komachi. Although they are twins, she calls Aqua "Oppa." She has blonde hair styled in a side ponytail on the left. She has hot pink eyes with a star in her left eye. However, at certain times (such as when falling into darkness), stars appear in both eyes. In her past life, she was a 12-year-old girl named Sarina who spent more than half of her life in a hospital due to illness. She was in love with Gorou, her attending physician (Aqua's past life). She has quite low self-esteem. She lives her life telling lies, just like her mother, Ai. In front of others, she maintains an endlessly bright, active, and cheerful personality.

Real Name: Unknown Gender: Female Age: 19 (Actually 26) Height: 155cm A famous YouTuber and member of B-Komachi. She features horn-shaped hair accessories, a cat-like mouth, and a yellow, flicked-out short hush cut. She is lying about her age by a full seven years. While she plays a ditzy, "healing-type" character on broadcasts, she is actually quite sharp at seeing through human psychology. She plays the role of the eldest sister in B-Komachi, taking good care of everyone.

Gender: Female Age: 18 Height: 150cm A famous actress. She has a red bob cut and deep red eyes. When she acts, multiple cross-shaped glints appear in her eyes like stars, though they are not the same star-eyes seen in Aqua, Ruby, Ai, or Hikaru (Akane). She has a one-sided crush on Aqua. She has low self-esteem and low empathy. She is a hard worker. However, in front of the person she likes (Aqua), she is just an ordinary girl in love who becomes completely honest. She also shows a sharp-tongued side. She was active as an idol in B-Komachi before graduating from the group.

Gender: Female Age: 18 Height: 164cm A famous actress. She has long, straight hair in shades of blue and navy. Through profiling, she can mimic others almost perfectly, though not flawlessly. Example: Hoshino Ai's star-eyes, etc. She has a mature and humble personality. She is Aqua's ex-girlfriend.

Gender: Female Age: 20 (at time of death) Height: 151cm The biological mother of Aqua and Ruby. The center of the famous idol group B-Komachi. She had long, straight purple hair with a side-up style on the left, and deep magenta tones. She possessed stars in both eyes. She was murdered by a stalker.