That's all there is.
What's my takeaway?
Well, it's exactly what it looks like: newlywed odd couple slice of life.
With 3 minute runtime, it's hard to build up any sort of tension, even for humor purposes. On the other hand, when it fails, you've only invested 3 minutes.
It's pretty cute. If you think you'd like it, just watch it. Worst case, you lose, what, an hour or two?
(If it doesn't sound like something you'd like, don't watch it. But that's widely applicable advice.)