The girls in the Breakwater Club learn how to float properly just in case they ever fall into the ocean. Later on, Hina goes to battle with a heron, but then notices it has a fishing line tangled around its leg.
"Herons fishing lines" 
"خيوط صيد البلشون"
Fischreiher Angelschnur
GARZAS, HILOS DE PESCA
héron cendré fil de pêche
GARÇAS LINHAS DE PESCA