The New Hero of Olympus from another Earth Book 1 (On Hold)

I don't own the rights to the Heroes of Olympus, or the powers that I am giving my character or any locations that were used in the series.
It was going to be a great summer vacation for Percy and his friends when a bright light appeared and a guy came running out of it. Now, in order to save the multiverse, the seven heroes of Olympus must team up with a new hero from a parallel earth. What will happen? Who is the new hero? Find out in this exciting first book.
Not done, only says completed because Wattpad is deleteing unfinished stories