Mary Grace Garcia always dreamed to become a successful Neurosurgeon someday. She also wants to become a physician who can find cure to rare diseases. Despite being lazy in studying, she remains being one of the top students of her class. On the other hand, Alexander Troy Santiago is clearly the opposite of Mary Grace. Troy has always been serious about studying. His dream of becoming a Chemical Engineer someday pushed him to work and study hard. Troy being the campus crush, many girls are flocking to him despite being "seryoso and misteryoso". Little did they know, His heart already belongs to someone.