Harmonia humming Zero Two - DARLING in the FRANXX"Won't you be my darling?" From the anime series "DARLING in the FRANXX" comes a new doll of Zero Two in Good Smile Company's Harmonia humming doll series. This charming doll recreation of Zero Two features a straight pink wig, her outfit from the anime and specially made eyes. Her characteristic horns have been captured in doll form with the use of a clear hairband part. The eyes and body are articulated, allowing you to change the direction she is