premise: Doom (stylized as DOOM) is a series of first-person shooter video games developed by id Software. The series focuses on the exploits of an unnamed space marine operating under the auspices of Union Aerospace Corporation (UAC), who fights hordes of demons and the undead in order to survive.
hypothesis: If fighting hordes of demons and the undead sounds like fun, Doom may be the game for you. 
reason: If a person enjoys that type of game then Doom would be something they would probably enjoy playing. 