After she spends all her money, an evil enchantress queen schemes to marry a handsome, wealthy prince. There's just one problem - he's in love with a beautiful princess, Snow White. Now, joined by seven rebellious dwarves, Snow White launches an epic battle of good vs. evil...
Cậu nam sinh người Anh Alexander Elliot, người đã rút thanh kiếm Excalibur của vua Arthur khỏi lòng đất, khiến cõi trần gian gặp lâm nguy. Cậu bé đã tập hợp những những người bạn thân nhất của mình, để cùng nhau chống lại kẻ phản diện từ thời Trung Cổ Morgana. Ả ta đang triệu hồi đội quân quái vật cổ xưa nhằm âm mưu thống trị thế giới.
In medieval England, Merlin and King Arthur banish the evil enchantress Morgana and her son Mordred to the ends of the universe as Morgana vows revenge. In present day, Knights descendant Penn doesn't take much stock in the legends of his supposed ancestors, even as the descendants meet in Thailand to practice fighting. But when Morgana and her son return to earth, armed with alien technology and hell-bent on destroying every last descendant of King Arthur and his knights, Penn must to come to terms with who he was born to be, and bring together the new Knights of the Round Table to save themselves and the earth from Morgana's total vengeance.