Bugging KittyAdrien and Marinette would like to say that they were taking things slowly.
It's not every day that you find out your partner's secret identity after all, and not only that, that you actually know them. And to adjust to such information isn't as easy as most people would like to believe.
After their accidental and rather messy reveal, it took Marinette a few weeks to stop becoming a blushing mess whenever they started to banter on both sides of his mask; and it took Adrien about the same amount of time to realize that the sweet girl sitting behind him would not judge him for being a dorky, punny, and perfectly imperfect teenager like she never judged Chat, he could be himself with her. It took them even longer to come to terms with the fact that they could talk about their normal lives when masked, that they could see each other anytime and still be their hero selves around the other when unmasked, with no need to be awkward about it. But once that happened, it felt like all the pieces