Can anyone recomend more VN dating sim games like this one

Title.

I see people talking about a secret ending after seeing every girl route. I can't get it, nor I can find it searching on internet. So it's a joke or it's real?

I somewhat like the game, but it's pretty thinly plotted, like the title said, it never elaborate on why'd a dating game show would make people fear...whatever organization the villain is from, and why even bother to make a dating show? At one point Damian the villain said the Mc would wish he was dead, but how exactly? if he want to kill the mc then just kill him downright? But making him go through all the dating in a luxurious mansion with cute girls, along with promise of him and a chosen girl would b...

Spoiler warning, obviously. The preview when you mouse-over the thread doesn't respect spoiler tags, and still shows spoilers, so don't do that either if you like not being spoiled. Really liking the game so far, I don't play Visual Novels much but this is pretty nice. A wild ride from beginning to end, and it really was something where there's more than meets the eye. As to the endings themselves, I got the ending where I: Trusted Kat instead of killing her, and chose Yui before I blacked out...