As Yuin lay asleep, the faint creak of the window didn't rouse him. Isaac slipped in through the window, landing softly on the carpet. Luri followed right after, but not without a small misstep, and she ended up elbowing Isaac in the ribs.
"Careful," Isaac whispered, rubbing his side with a smirk. "Bad habits are contagious. You hanging around me is proof."
Luri rolled her eyes. "Please, if anyone here's corrupting the other, it's you. I was born with good genes, thank you very much."
Isaac smirked. "Then it seems you inherited some faulty ones, considering you snuck in through the window."
"Faulty? More like adaptable," she retorted. "If you're going to make me part of your plans, I'm bringing style."
Before they could continue their bickering, a groggy voice interrupted them. "What the—" Yuin, now wide awake, shot up in his bed, staring at them with a mixture of horror and disbelief. "What are you two doing in my room?!"