Deji Bryce Olukotun's books are science fiction. After the Flare is a dystopian novel in which a massive solar flare knocks out power grids around the world, leaving nations scrambling to cope while Nigeria ends up in an unexpectedly pivotal position. Cyberattacks and political maneuvering add to the pressure as characters weigh survival against loyalty. Nigerians in Space is also a work of science fiction.