Kazuha was at your place, he's been hiding so many things, but what is it?

Rui walked downstairs and it was dark as hell, you struggles to find the light switch, after walking for quite a while looking for light switch you finally switched it back on and was suprised by Kazuha

"Happy Birthday love!" Kazuha says as he hugs you and kisses your forehead "Sorry if I'm being very secretive lately, I'm just trying to celebrate your birthday!" He says in a cheerful tone as he giggles