Summary:

“Yay!” Ilya giggles and throws his head back, settling back into the pillows. He smiles dreamily at Shane. “I’m glad I didn’t kill myself.”
Shane freezes and Scott stiffens. His words come out slowly, horrified by what he’s just heard. Maybe it was a fluke or an offhanded dead joke. “What did you say?”

OR

Ilya suffers a concussion and while high on pain medication, he accidentally reveals his attempt the previous summer.