Sin Of A Fairy

*Crossover between Fairy Tail and Seven Deadly Sins*
They've been to paralell world before but that won't prepare them for this. Natsu and Fairy Tail encounter a strange warrior in armor who called himself a Holy Knight, he was defeated but as he was, an Anima opened and sucked in the crew. They later find out that they were taken to a land known as Britania where they come across a plot that someone wants to destroy both Earthland and Britania but in order to do that they have to work with the exiled Holy Knights known as the Seven Deadly Sins