In a small Japanese open world, Akairu confronts Kaivee spirits that spreading mud sickens elders, including his mother. With a water gun, tools, and help from experts, he cleanses the land and restores life to the village.
Akairu and his mother have just moved to a small Japanese village, hoping for a fresh start. But soon after arriving, she falls ill from the sickness spread by Kaivee, a restless spirits that corrupting the land with purple mud and weaken the elders. To save her, you must cook nourishing meals while facing the Kaivee's spirits, with the help of your new neighbors. A resourceful engineer equips you with a custom water gun, and a kind veterinarian guides you in caring for animals and understanding the harm caused by the spirits.