Book three in the Hilda the Witch series.
Hilda the Witch worries about a challenge, set forth to her by a powerful sorcerer. Help comes from a very unexpected side...
They came up again, gasping for air, spluttering, splashing and laughing. Hilda's shriek still echoed in William's ears.
The water was not deep, they could sit up and have head and shoulders over the water.
"That was not fair!", Hilda grinned, trying to brush her long wet hair from her face. Despite William's serious attempts to help, it did not really work. "I wanted to throw you!"
"No problem," he said and got up, offering her a hand. This time she smiled and let him pull her to her feet. Then they waded through the water and climbed onto the grass again.
William watched the water in the lake. There...