C115 Confirm the Time of the Rising Sea Current!

In the evening on the Dragon Flame, Captain Esaki, wearing a white velvet coat, sat on a sofa with a stern look on his face as Gaimon introduced him to the island's most experienced fisherman, an old man in his fifties who claimed he could predict the timing of the rising sea currents. The old man, dressed in dirty clothes with messy hair and reeking of alcohol, nervously looked down as he spoke