Delilah was walking along the shore, talking to herself, she was a very enthusiastic person so she would talk to herself about things and rant to herself.
Pearl didn't hear her as she came closer to the lagoon, which was surrounding by trees, long fronds swaying in the breeze and keeping it mostly hidden from view. It was nice and secure.
She enters into the small lagoon, on land. She looks around at the crystal blue sparkling water and the trees swaying a bit in the wind. She can't see anyone there