The battle of the two dragons

what if on St Davids day when the two dragons fight they didn't die but just were in a sleep like death and there followers brought both dragons to two different caves but the red dragon was wales guardian but only the true royal bloodline of wales could call on the red dragon, now a days time an evil wizard brings back the white dragon who is destroying wales it kills it follower who brought it back so he cant be return to obervion, the prime leader of wales wants to give up.