Aliens and Fairies are real?!

Ben Tennyson never really lived a good life but when he's betrayed. He takes everything he holds near and dear to his heart and leaves for the omniverse. where he ends up in Gardenia meeting a girl called Bloom who he quickly grows close to. When she invites him to the park where they first met to celebrate, something happens that would change their lives in a way neither expected.

(Ben 10 x Winx Club crossover)