The source told HollywoodUnlocked the 21-year-old model started pursuing the Cleveland Cavaliers player weeks ago.
Earlier this week, Jordyn and Tristan attended a party and according to eyewitnesses, the two spent the entire night all over each other.
A source close to Kylie Jenner’s BFF claimed she only fessed up to the alleged affair after being confronted by Khloe directly.
Neither Khloe, Jordyn, nor Tristan have publicly commented on the cheating rumors.
What you think about Jordyn and Tristan allegedly being together for so long? Share your thoughts in the comments.