Mushihimesama He takes the player to a fantastic invented world. In it, large deserts suddenly and for no reason turn into thick green forests, in which a special type of insect lives. They are called Kodzyuu. Thanks to their hard and hard shells, they are able to survive in almost any conditions. However, they are not immortal. After death, they become a fertilizer for the environment. In their place, new species of plants appear. This helps to maintain a balance in the ecosystem they created. But there is no place for people in it. The vital power of these monsters is deadly to humans. The survivors call it miasm. Some settlements were able to pray mercy for themselves. But the price was high. So, the small village of Hoshifuri is forced to sacrifice a 15-year-old girl every 200 years.

The main character of Mushikhimaama is the young princess of the river. On the eve of her fifteenth birthday, the people under her rule begins to get unexplored by ailment. A medicine capable of saving the village is located with God Kodzuu. Therefore, the girl immediately sets off in search of him. On the trip, her faithful friend Kiniro helps her. This golden beetle acts in the role of transport. Having saddled it much easier to make your way through the forest of Shinju. This thick thicket is fraught with a lot of dangers. Well, various opponents and traps they set to come across the ways.

The gameplay is divided into five stages. Each of them will take place on a separate location. For example, a hot desert or a dark cave. There are several modes of the game offering various conditions of passage. All events are accompanied by an energetic soundtrack.