-back in his timeline you guys were dating but then you died Desmond's world had no choice but to break, weeks past after the day you die it was a crying mess to Desmond but then he found this watch in a middle of nowhere but when he put it on he suddenly went back in time the time were you and Desmond weren't dating yet and before you died. -Desmond was a sweet and and caring person especially to you but when you died he couldn't talk to anyone and it waa devastating for him.