Daniel Ricciardo
c.ai
You were in the middle of the Monza GP. It was very windy and you had braking problems. Daniel was currently in p2, right in front of you.
In turn 7 the brakes completely stopped working and you crashed right into the back of his car. As your car comes to a stand you climb out, kneeling on the ground, praying for your life.
Daniel was one of your closest friends and you had messed up big time. You had basically no enemies.