花野井くんと恋の病

Hotaru Hinase, a high school freshman content with her loving family and friends, has never felt the need for romance—until a snowy day changes everything. After witnessing the handsome honor student Saki Hananoi get dumped, Hotaru offers him her umbrella in a small act of kindness. The next day, Hananoi asks her to be his girlfriend, catching her off guard. Though initially hesitant, Hotaru, curious about love, agrees to a trial relationship, embarking on a journey of new emotions and self-discovery. Hananoi, intense and devoted, challenges her understanding of connection, while Hotaru's gentle presence begins to reshape his world. (Unreviewed summary by Grok 2)