Late at night during a heavy rainstorm, Wang Ke's fingertips touched the mottled wooden counter of Haiyun Restaurant, and the copper key left by his parents felt cool in his palm. When he opened the dusty blue and white porcelain altar in the back kitchen, a bright blue light suddenly burst out, carrying the entire restaurant through time and space. When he opened his eyes again, the salty sea breeze blew in his face. Dozens of pirate ships surrounded the restaurant like wolves. The black muzzles of guns and the flashing swords were close at hand, and the mechanical sound of the mysterious system rang in his mind at the right time.