Sugar Soldier is a romantic comedy anime series that follows the life of 15-year-old Makoto Kisaragi, who feels overshadowed by her older, beautiful sister. Makoto struggles with self-esteem issues but finds friendship and potential romance with a popular boy named Iriya. The series explores themes of self-discovery and personal growth, as Makoto learns to step out of her sister’s shadow and embrace her own identity. The anime adaptation captures the heartwarming and humorous moments of the original manga.