Rex and Gigi become engaged but focus more on Shane being the target of bully, Jack Manning. As Blair tells Jack to stop he refuses to relent, even after his actions nearly cause Shane to commit suicide. As Jack and his pals later plan to pull a prank on him in an abandoned house, Gigi uncovers their plot and goes to speak with them. After she falls into the prank herself she is locked into a room filled with carbon monoxide. After being discovered and taken to the hospital she is declared brain dead and Rex faces the tough decision of giving her heart to Clint after he suffers a heart attack and needs a new heart to live. Rex ultimately decides to give his father Gigi's heart in exchange for The Buchanan Mansion and the entire family fortune. Rex later sees visions of his recently deceased wife Gigi as a ghost telling him to "don't give up".