"23.5" is a charming Thai romantic comedy that explores the anxieties and joys of a high school crush. The story centers on Ongsa, a quiet student completely smitten with her popular classmate, Sun. Too shy to approach Sun in person, Ongsa creates an online persona named "Earth" and starts messaging her. A sweet connection blossoms, but there's a major complication: Sun believes "Earth" is a boy. As Sun falls for her online friend, Ongsa gets trapped in her own lie, struggling to reveal her identity without losing the girl she loves. The series balances heartfelt moments with lighthearted humor, exploring themes of friendship, self-acceptance, and the courage to be yourself. This beloved GMM25 show has ended, but sign up for a reminder just in case it returns.