Along with the news that the Fantastic Beasts movies are looking to cast a young Dumbledore, all we care about is if the emotional core of the next couple of films is going to be the betrayal Dumbledore feels when the man he falls in love with turns out to be evil.
Source: io9 – If Johnny Depp Is Going to Be Grindelwald in Fantastic Beasts 2, He Better Have a Love Affair With Dumbledore