When you do a good job for someone, there's a strong chance they'll offer you more work or recommend you elsewhere. So Daniel Mackmain isn't particularly surprised when his boss's architect brother asks for his help on a historic house renovation in the Cotswolds. Except Dan's a dryad's son, and he soon realises there's a whole lot more going on. Ancient malice is stirring and it has made an alliance in the modern world. The Green Man expects...