"Having graduated college at 18, Sebastian Grant has continued to leverage his intelligence and determination to become a pediatric heart surgeon. The more accolades he receives, the more he's driven to pursue. Then he meets high school math teacher Leah Montgomery, and his fast-spinning world comes to a sudden stop. Solving advanced math equations by the age of five, Leah has always wanted to pursue a PhD in mathematics. She willingly put that dream on hold to raise her brother. Now that he is of age, she's set on avoiding any obstacles to her goal--including romance.