26 year old Liam Sloan younger brother of Mark Sloan, he's a lead Neurosurgeon top of all his classes graduated med school early some say he's a better surgeon then Mark which is probably true but the younger Sloan Will never admit it, he follows his older bother everywhere even to work under Derek Shepherd at Seattle Grace, which is where he met Lexie Grey he fell in love the moment he met her they hooked up a few times but never became anything more, until a the plane crash which changes everything........ Lexie is 3 months pregnant will she survive will the baby will Liam survive??