Hananoi-kun to Koi no Yamai
A Condition Called Love / Ein Gefühl namens Liebe / Hananoi và triệu chứng tình yêu (Vietnam) / Hananoi-kun and the Love Sickness / I'm Addicted to You. / Una enfermedad llamada amor / À tes côtés / 花野井くんと恋の病 / 花野井君的相思病 / 하나노이 군과 상사병,

Sixteen-year-old Hotaru is a first-year high school student who feels uncertain about love and prefers an active life with her friends and family. When she sees her schoolmate Hananoi-kun sitting in the snow after a clumsy, public breakup, she offers to share her umbrella. The next day, Hananoi-kun asks Hotaru out in the middle of class. His unexpected invitation makes her feel that her life may be about to change significantly.