A shrewd and successful tycoon, Conrad is well-feared among his peers in both business and Hamptons’ society but operates with questionable moral integrity.
The FBI stormed David's house and arrested him for treason, while his daughter Amanda was taken into foster care for at least eight years, never seeing her father again.
Sixteen years later, she returns to her hometown, calling herself Emily Thorne, intent on avenging her father and destroying the Graysons.
Conrad's affair with Victoria's best friend, Lydia, further damages the couple's strained relationship and leads to divorce proceedings.
Initially close to his daughter, Conrad is devastated when a DNA test reveals she is not his biological child and belongs to the hated David Clarke.
In the Season 2 finale, Conrad has a bomb planted at Grayson Global, intended for Jack, but Declan is instead caught in the blast and dies from a ruptured artery.
Victoria's son Patrick Osborne tampers with the brakes on Conrad's car, and Paul is killed in the crash.
In the penultimate episode of Season 3, Conrad is arrested when his confession to framing David Clarke is broadcast to the entire world.