Are these plots original, and helpz on titles and last names???

Selena is a member of the most popular group of girls in high school, however she isn't always happy with them, despite her outside looks, only getting peace in her secret personal hideaway in an abandoned but beautifully untouched forest. One día she meets the mysterious teenager Darren in the forest, saying he is searching for 'one who rids those of their pain'. Despite protests from her friends to leave him, Selena takes him under her protection until her family can afford to get agents to buscar for his parents o carers, but unknown to her, it's just the beginning of something beyond her imagination...

Elian along with his friend, the crutch supported Morna and dog Rio decide to take a holiday to a beautiful (fictional to let tu know)island, not too far off the coast of Italy. The island being full of legends and history, something that suits the group's tastes perfectly. Upon meeting Lorenzo their tour guide and his autistic grandchildren Bianca and Ricci they seem to be holding a secret, another thing that's right up their street. Despite it most likely getting the group in trouble, Elian, Morna and Rio are starting one big adventure that they will let them experience something that that they'll never regret.