The story of the 4 sisters is set in 2021 so that's why it say 2008 - 2021. Because Ashley is 13. And Arcadia was also born in 2008 but she went 2 years into the future. SSSHHHH This is kinda based off of this random Gacha life screenshot I made. https://ibb.co/BCLjs7N Iwas bored. Very, very, bored. Hhhhhhhh. Send help.