I don't think this quite fits the bill since it doesn't have any priests but you did remind me of this game I played once called Particles of Reality. It does have an incest route and includes nsfw. Though if i recall right you have to get that route from the dev's pateron (it's free though)...
For me personally it's the younger guy type. An older woman/younger man couple isn't my personal cup of tea even if the gap is as small as a year. This might be my personal experience but the times I've tried to give the younger LI a shot in games (or read them in manga/manhwa) I feel like they...
I prefer my laptop a bit more because that's what I'm used. However I do like how its more comfortable/less bulky to use a console and easier to carry around, though it is a bit hard to transition after playing on PC for so long.