Super Potion / Landenflower Tea / Botanical Deodorant

S1, E1: Reiji opens Kirio Drugstore for another day of business. Together with wolf girl Noela and Mina the ghost he enjoys a slow-paced life. That's when he encounters the young man Zeral as he's being chased by a girl wielding a knife. He begs Reiji to help him, and Reiji somehow manages to calm the girl down. The girls' name is Feris, and the two of them are engaged. However, she apparently worrie...