Ethylene. It's the chemical that triggers rapid ripening of fruits and vegetables. Bananas produce it and release it into the air.

[Oh. Well. Something's gone horribly wrong here, and Lust isn't certain if she's irritated or not. But may as well seem to be, as she has just been woken up. And because someone was looking for Envy, not her.]

...No. Me Envy's sister. Lust. Envy is down the hall, likely sound asleep. With or without his bananas, I'm afraid I'm unaware as to the status of his fruit arrangement.