Scooby doo and KISS We Will Meet Again Little Brother

Long ago on Kissteria there was a dangerous war going on and the Demon had to make the sad decision to send his five year old little brother Aries to Earth for his own protection even though the decision saddened them both they knew it was for the best and they knew in their hearts they would would meet again and they do for the first time in twelve years and they recognize each other but can't reveal who Shaggy really is until he and Scooby were away from the rest of the gang and now that Aries is back with his true family can he help protect the black diamond, Kissteria, and the park while also protecting the girl he loves from the Crimson witch or will the witch kill him before he has the chance to return to his real home with his brother and the girl he loves. There may be three other people that I'm bringing in to the story.