Blend S (ブレンド・S, Burendo Esu) is a Japanese four-panel comic strip manga written and illustrated by Miyuki Nakayama. It made its first appearance in Houbunsha's Manga Time Kirara Carat magazine with the October 2013 issue. A 12-episode anime television series adaptation by A-1 Pictures aired from October to December 2017. High school girl Maika Sakuranomiya has trouble finding a part-time job because of how scary she looks when smiling. However, she is scouted one day by an Italian man who is also the manager of Stile, a café where its waitresses are given unique traits such as tsundere and younger sister. Maika is given a sadistic trait because of her looks and has to adopt a dominant and cruel persona when servicing customers, particularly masochist ones.