The duologies I talk about are: Marie Lu’s Warcross/Wildcard, Leigh Bardugo’s Six Of Crows/Crooked Kingdom and King Of Scars/Rule Of Wolves, Justina Ireland’s Dread Nation/ Deathless Divide, Veronica Roth’s Carve The Mark/The Fates Divide, Renee Ahdieh’s Flame In The Mist/Smoke In The Sun