The innocent sexual tension is all in the eyes.
When they met for the first time and Rory's doe-eyed, earnest ways stopped Jess from sneaking out of the dinner party:
The WB / Via Netflix
When Jess pulled a book out of his back pocket and impressed Rory with notes in the margins:
The WB
Which was followed by these telling and ~dreamy~ looks:
The WB / Via Netflix
When Jess listened to Rory and did something nice for Luke, and then they exchanged these knowing looks:
It's all in the eyes.
The WB / Via Netflix
