Gears of War 3 didn't go too far into what happened to the characters after the Locust invasion had been stopped. It left us with Anya and Marcus looking into the sun and that was more or lesss it.
Well, this new trailer for Gears of War 4 shows us the happy ending they found, the nice home they had, and their son JD. It's all very happy families. It does, of course, also show the frightening future that JD himself faces with the new threat hounding him down.
Take a look here: