Doukyo Shite Iru Dai Mahoutsukai-sama no Kozukuri Jijou: Kossori Ie o Deru Tsumori ga, Zetsurin Ecchi de Torokeru Hodo Dekiai Saretemasu

Rona is a humble witch who has a secret crush on Liam, the aloof and powerful great wizard she lives with. While he usually seems cold, his rare moments of kindness make her heart race. When she asks him what he wants for his upcoming birthday, his unexpected request is for her to "make an aphrodisiac." This surprising turn of events leads to a steamy and chaotic relationship as Liam, using his wind magic and the effects of the aphrodisiac, begins to dote on Rona with an insatiable passion, changing their quiet life together forever.