the new beginning of the twin siblings magicians

Flame and Blaze a name that will never fade. The two person that lives for over hundreds of decades. being thrown by there own family for...... Being to powerful. they only have each other to relay on. so on they do venture and some things that you can't even imagine .... but then everything changed when..... Their body died.... and so when they open their eyes "what the hell is this! I can't control my mana!" "Flame i think we got reincarnated..." The twins are confused about what's happening.In the new world where twins are the most cherished creature "A Prince and a princess have been born!" 'huh' "princess?!" "Prince!?" " I'll name them Agatha and Agathan.""Mmm that's to plane for royalty"" then what about Agatha Eunice and Agathan Luise" " that's perfect! " "They'll bring miracle to our empire!" "All hail for the Prince Agathan Luise Hestea! And Princess Agatha Eunice Hestea!" Everyone in the empire cheer for the new born but there's one person who's not happy about them "this can't happen! My son already have the throne! How dare they hide the pregnancy of that lowly wench from me!" "assassinate them" " but that comes with a price" " i don't care just get rid of them! " How will the twins handle their challenges in this life time ....