Desert Island Survival: Forbidden Sea

[No System] + [Desert Island Survival] + [Veteran Navy] + [Fantasy Adventure] + [Slight Cthulhu] + [Disappeared Creatures] The ocean was robbed! Retired navy officer Si Yeon and his friends escaped in a lifeboat. But he was scattered by the wind and waves and drifted alone to a forbidden desert island. On the way to find a friend, he rescued a girl who was chased by a pack of wolves. A hijacked plane was discovered falling on the beach! My friend's wound is critically infected, Shi Yuan broke into the wreckage alone, fought against the robbers, and fought with blood to seize the medicine and change his life. When we are temporarily safe, the repair of the lifeboat brings vitality. However, he was plotted by someone with ulterior motives. Inciting people, taking advantage of the chaos to seize the boat and defect, completely cutting off the retreat! In anger, he went deep into the hinterland of the desert island, and the strange black mist triggered a wave of beasts! Shi Yuan led the beasts away alone, After jumping into the lake to escape, he discovered a luminous red crystal hidden in a cave at the bottom of the lake. The moment the crystal was taken out, the earth trembled. He fell into the depths of the dinosaur-infested island, Rescued by Evelyn, a girl native to the desert island. Evelin's parents mysteriously disappeared ten years ago. I beg the protagonist to go with him to find his relatives. Traveling together through the piranha forest, the girl was injured. Shi Yuan unexpectedly unlocks the miraculous effects of red crystals on healing wounds and strengthening physical fitness! Follow the clues to break into the misty land and expose the disguise of the "Holy Tree Race". What secret does this red crystal hide? Shi Yuan was able to find friends, why Evelin's parents disappeared, and why the group of robbers broke into the forbidden sea. If there are any unknown secrets in this mysterious sea, please read the book to reveal them.