Jax Jackson

Jefferson Jackson, better known as Jax Jackson, is a student at ? High School. He is the boyfriend of Wally West and Jesse Wells.

Early Life
At some point in his life, Jax has met Wally at School and become best friends with him. When Wally stated dating Jesse, he has grown closer to her as well, later on resulting in the three of them entering a polyamorous relationship.

Before the series, Jax has met Joe, Iris and Bar.

During the Series
When Jax and Wally started inventing a new kind of patrol for cars, he first has encountered Hartley Rathaway.

At some point, Jax has encountered the members of the Groupchat.

When Lisa Snart started a new groupchat for the younger siblings and acquaintances of the Groupchat, Jax became a member of it. It is unclear whether he has known Thea, Roy and Sin beforehand.

Since Joe was unaware of Wally, Jesse and Jax all being in a relationship with one another, he has feared that Wally might neglect Jesse since he seemed to spend as much time with Jax as with her. Being fed up with this, Wally invited Jax over when Joe hosted a dinner to celebrate the one year anniversary of his arresting Snart and Mick and announced that he is his boyfriend as well.

Trivia

 * Jax seems to be a frequent guest at the Wests' house.
 * He does not like Wally's writing styles in text messages.
 * His interest in cars is a reference to his show's alter ego being a mechanic.