C96 Confusion

"Knock, knock." The persistent tapping echoed in the air.

Chen Zhixuan initially thought it was just someone walking above them, but after listening intently for over ten seconds, Meng Ruyan abruptly stood up.

"Morse code."

"What does that mean?" Chen Zhixuan inquired.

"Someone's signaling us to meet on the deck," Meng Ruyan explained, deciphering the knocks.

"Let's go check it out