Kill Switch by Penelope Douglas

“What are you doing?” he asked, and I stopped, thinking
he was talking to me.
But it was Will who answered, “She said B-negative was a
rare blood type. It’s actually the second rarest in the country,
according to this website. Only 2% of the population has it.”
He must be looking at the stats on his phone.
“So?” Kai said.
“So isn’t it a little convenient that Damon and Rika both
share the same, exact, rare blood type?”
My eyes rounded.
Oh, geez.
But I just made my way down the wall, reading the braille
signs to find the restroom Banks told me was a couple doors
down from here.
It was one thing after another with this group, and for now,
I was just fine without any more drama than I had on my own
plate to deal with.
They could have that one.