Amiri and Sumire were childhood friends. However, after drifting apart they ended up attending the same school again, where rumors circulated about Amiri being a delinquent gal involved in shady business like selling drugs. On the other hand, Sumire started dating a boy but suddenly found herself being bullied by none other than Amiri. It turns out that Amiri distanced herself from Sumire because she couldn't bear her unrequited feelings for her best friend. Determined to protect her girlfriend, Amiri repeatedly blames herself for their situation and decides to take matters into her own hands using an illicit love potion obtained through underground channels.