Story without a title

War breaks out, and a brother and sister move to the village to live with their grandmother. During a bombing raid, their grandmother tells them an interesting story about a nearby magical lake, the count's daughter who lived there and died, and the prince who wanted to marry her. The children go mushroom picking, fall into the lake, and find themselves in a magical land. There, they meet a magic snail and learn they can help end the war. War also rages in the magical land. It turns out that if the war ends in the magical world, it will end in ours too. Anna and Harry can help defeat the dark forces. To do this, they will have to overcome many difficulties and deliver the magic seed to the queen. Children are the last hope. Along the way, the sister and brother befriend many magical animals and have various adventures.