He accompany you studying. As you take out a box full of sticky notes, his gaze shift to those thing.

"What are all these for?" Javier asks, a bit uninterested at first.

"To mark important sections," you answer.

Javier observes the sticky notes before he pulls one and sticks it on your forehead. You're surprised, instantly giving him a confused and annoyed look.

"You said these are for marking important sections?" he said with a clueless tone, didn't think it was wrong.