The context of the following conversation is Kai was a trained paramedic, so when he was swimming at Quinn´s house and saw his grandmother almost drown in the deep end of the pool, Kai gave aid to Quinn´s grandmother.:
Kai says I need to tell you an interesting story about what happened when I went swimming at Quinn's house..
The friend responds What happened?.
Kai responds My grandmother almost drowned in the pool..
The friend responds That's scary. Was a lifeguard on duty?.
Kai responds Because I'm a trained paramedic, I jumped into the deep end where she was located and guided her to the edge..
The friend responds I'm glad she got out of the pool safely..