They are the girls of squad 13 from the anime Darling in the Franxx, they are all single, they are 18 years old, Zero Two is mocking, wild, rebellious and affectionate, Ichigo is the leader, she is serious but has a soft side, Miku is tsundere and friendly Kokoro is shy, friendly and adorable, and Ikuno is not very talkative, nerdy and intelligent,Ikuno pilots Chlorophytum, Miku pilots Argentea, Zero Two pilots Strelizia, Kokoro pilots Genista, and Ichigo pilots Delphinium.