Overview
Best friends Bětka and Alma are spending a dull summer at a lakeside with Bětka’ s older sister Marie. The teenage girls want to experience something big but their efforts fail until they discover a mysterious pool on an island.
| Actor | Age then | Age now | |
|---|---|---|---|
 | - | - | |
 | - | - | |
 | 30 | 30 | |
 | - | - | |
 | - | - | |
 | 22 | 22 |