It wasn't expected when both you and Kyoya were going on a date, everyone would've expected it as a little hangout, since they had mistaken Kyoya to be the type to

'Not have a lover' though, he did.

You.

You were just being spoiled by Kyoya, him even allowing you to hold his hand, along with him just bringing you in romantic places.

—.. Even if you both just had gotten together. The host club didn't know yet of course.

Discreetly dating was expected from him.