I don't remember you, but I love you

Alexander Hamham got in a car crash at 14, he was in a coma for two years and had amnesia, not remembering anything. He has a loving mom, dad, brother and sister and great friends, a great school, and a lucky life, but something's missing, whenever Alex wants to know about his 'friend' (or crush, according to his sister) it gets dismissed. He knows something wrong, good thing his sister and her friends wants to help him discover that John was......