Deduction

"Ugh," she groaned, turning away from the screen (and the kiss). "Why waste time on the grasping lamprey liplock if you're both going to die horribly?" He leaned in slightly, extended the bowl of popcorn to his friend, and smiled. "Awwww, but it's loooooooove. And, sure, HE dies, but she doesn't ... because she did it." She rolled her eyes at him. "Nope; if anything, he dies first, she's the main suspect until her cringeworthy death halfway through the series. It'll turn out that the murderer was the oldest son of the seemingly benevolent landlord." He nodded. "The landlord who liked the couple, but the son wanted cash. He was acting on behalf of someone who was desperate to outbid them on the apartment and the old guy wouldn't allow it." "Hmmm," she vocalized appreciatively. "That's worthy. Of course, the landlord struggles with the emotions of suspecting his son, and the son ..." "... might have to get rid of him," he offered, making the gesture for a chef's kiss. She, the horror writer, and he, the rom com writer, returned to watching, but not really; their minds were racing. "There's something hidden in the apartment," he whispered (after a few minutes) and she smiled.