"Well, I already felt that Peter has his walls up, which I relate to -- that was me on Nick [Viall's] season, but to hear a parent say that ... a mother knows her child," Lindsay tells ET's Lauren Zima. "I was a little shocked by that. And it was something I wanted to talk to him about later on or whenever I had the chance to."
WATCH: EXCLUSIVE: Rachel Lindsay Talks 'Bachelor in Paradise' Drama & Running Into Ex Kevin Durant at the ESPY Awards
"I'm like, what are we doing here, you know?!" she adds.
Lindsay clearly didn't see the admission coming.
"It really took me by surprise," she acknowledges."That was probably the most shocking thing from his hometown."
Lindsay also dishes on her hometown date with Dean, who previously confided to her about his strained relationship with his father, whom he referred to as "eccentric.Read more at Entertainment Tonight