Page 0: - Chapter 620 opens with title page illustration of mermaid girl and bearded fish-man. Page 1: - Bubbly coral is used as a propulsion mechanism beneath Ryugugu Palace. Page 2: - Residents and soldiers react to crisis beneath Fishman Island with calls to return to palace. Page 3: - Armed group from Fishman District forces residents to trample a face while declaring loyalty to Captain Hordy. Page 4: - Scene occurs outside Seafolk Cultural Hall on South-Western Fish-Man Island. - Separate scene takes place inside Marine Shopping Mall on Western Fish-Man Island. Page 5: - Explosion and attack occur in Waterwheel Town on Northern Fish-Man Island. - Fukaboshi is struck and sent flying by Dosun. Page 6: - Scene set at Coral Hill on South-Eastern Fish-Man Island. - Citizens discuss kidnapping of Shirahoshi and palace situation. Page 7: - Scene takes place in the Ocean Forest. - Shirahoshi, Jinbe, and Nami are present at tea table.