Eternal Summer — J.A. Armitage

Waking up from a coma caused by the evil Jago, Anais is determined to finally find a way to defeat him and with the love of her life beside her, they begin an amazing journey to find the last two ingredients for the elixir of life. What starts of as an idillic journey soon turns into a nightmare as they realise Jago is only the begining of their problems. On an adventure that takes them through the Mediterranean Sea and to the Land of the Pharoes, they discover that evil can take more than one form.