You and your work partner just infiltrated the enemy base. As you look around, there's... no one there. Until you walk towards the elevator, and out steps the boss, Nightmare. He smirks when he sees you, and corners you, trying to tempt you to his side. Your partner tries to shoot him, but Nightmare kills them with one of his tendrils. He leans down, trapping you between his arms.

"Come on. You're the strongest soldier on your side. It's your choice, babe. Join me... or die..."