Ban X Elaine(The Seven Deadly Sins) Book 1

Everyone before you get any ideas I have watched the whole series of The Seven Deadly Sins it's my favorite anima other then Fairy tail but in this book series Elaine never died and I'm pretending they found the last sin which was Elaine because in this she's the 7th lost sin because let's just say Ban thought she died after but after Ban left she had enough strength to drink one drop of the fountain of youth. Now let's get to the story.