Acting
Waking up from a dream he can’t seem to forget, Faizan struggles to maintain the newly structured life he’s built for himself, dazed and lost in thought. And as more memories from his past continue to resurface, he soon learns that the nightmarish ones still refuse to let him go.
Imagine a species gets divided into two small areas of one giant area. Then, those two groups begin evolving and adapting to those two small areas, as well as their environments. So basically, if two organisms from both groups try mating, they'll quickly find out how it's impossible for them to breed.