A woman riding on a fish in the water with a sword

An illustration of an adventurer riding a giant carp on the surface of the water. The stage of the illustration is a vast lake. The water of the lake is crystal clear. A giant carp floats in the middle of the lake. An adventurer is riding on the carp's back. The adventurer is manipulating the carp with a brave expression. Additionally, you can add the following elements: Adventurers carry weapons such as swords and bows. Carp have golden scales. The koi jumps and makes sharp turns out of the water to carry the adventurer. BREAK, Adventurers are looking for hidden treasures on an island. I heard that the treasure is hidden on an island in the middle of the lake. An adventurer decides to ride a giant carp across the lake. With the help of the carp, the adventurers arrived at Treasure Island. In this scene, the adventurers are trying to overcome difficulties and achieve their goals with the help of a giant carp. Koi also responds to and empowers the adventurer's courage and determination.