Yahari Ore no Seishun Love Come wa Machigatteiru - Shitsubou Suru Himamonai (Doujinshi)

“Hikigaya, have you ever teased anyone you liked?”
When suddenly popped the question one day by Hayato, along with
“I want to make you cum.”
Hachiman Hikigaya is suddenly left at a loss.

What will this question lead to ?