Katatsumuri Zensen
かたつむり前線
A high school student named Wakamori Asako regularly observes her classmate Sakura after school. One day, she encounters a talking snail, which is revealed to be Kajiwara Atsushi, a talented and popular student known for his athletic and academic achievements. Due to overwhelming stress, Atsushi transforms into a snail. Asako takes on the role of helping him in this form, though her actions risk causing Sakura to misinterpret the situation.