Sachi

Intro Sachi was a supporting character in the Aincrad Arc. She was one of the 10,000 players who were trapped in «Sword Art Online» and a member of the Moonlit Black Cats guild. Along with the majority of her guild, Sachi was killed in the 27th Floor Labyrinth on June 22, 2023, after they ventured into a trap in a secret room inside the Labyrinth. Sachi was a timid, apprehensive girl, who feared dying in Sword Art Online. Due to this fear, she had never intended to leave the Town of Beginnings and hated going into battles. She only felt the peace of mind to sleep soundly when she discovered Kirito's true level, which made her feel safe in his presence. in the crossover world, after Kirito and Asuna dead and reincarnated into the Black Demon and the Bright Angel, Sachi meets up with Sumba and Yui for taking care of Yui as her formal Aunt and help training Yui get better and stronger. Sachi kind personality when she's very helpful and very grateful. in the Black Demon, Arc Sachi realize that The Black Demon is Kirito which is being reincarnated she tries to comfort him and remember the times when they met but Kirito the Black Demon did not recognize her, Sachi didn't realize that Kirito was possessed by Scarlet King's deal but until that happened she finally realized causing her to get traumatized of extreme sadness until Sumba knows the backstory about the downfall between Kirito and Asuna's Family.