Lila stood at the edge of the lake, her eyes wide as the island rose. She felt a mix of fear and excitement at the sight. Marcus, with his usual adventurous spirit, clutched the rowboat's oar. Jenna shivered, both from the chill in the air and the eerie beauty of the scene before them. "This is it! The island only shows itself during storms. We have to go now!"

Jenna steadied the boat, her hands gripping the sides tightly. "I hope we find something amazing," Lila said, her voice barely audible over the wind. "Or at least something that explains why it disappears," Jenna replied, her eyes fixed on the approaching island.

Marcus jumped out of the boat, pulling it onto the sand. "Let's split up and explore. We might cover more ground," he suggested. Lila nodded, though she stayed close to Jenna, both feeling a mix of trepidation and thrill.

Lila traced the carvings with her fingers, feeling a strange energy pulse beneath her touch. "These look like they tell a story... or a warning," Jenna whispered, feeling an inexplicable connection to the place. Marcus was already examining a path that seemed to lead further inland.

"This must be the heart of the island's mystery," Marcus said, his voice echoing slightly in the cavern. Lila picked up a small, intricately carved amulet, feeling its weight and significance. "This legend... it talks about a storm that binds the island to the lake," Jenna said, reading from the inscriptions.

Lila looked back at the island, her heart full of wonder. "We have to come back," Marcus declared, his eyes shining with excitement. Jenna nodded, already planning their next adventure and the secrets yet to be revealed.