[TNG] Season 4, Episode 8: Future ImperfectRating: 3
This episode has a kid playing trombone, which under most circumstances would mean it could receive no higher rating than a 2, but Future Imperfect manages to be compelling and fun giving it a 3. Even though the deceptions are mainly broken by the deceivers own mistakes, it’s still fun to see Riker figure everything out. One of the nice parts of this episode is the way Riker figures out the deception through a smart reference to a previous episode.
Read more at Memory Alpha
Notes:

They get some kind of signal from a planet near the neutral zone. They check it out, but find some toxic gas.

Riker has trouble beaming back in time. When he wakes up, it’s 16 years later and he’s the captain of Enterprise!

Crusher thinks showing him familiar places, like his room, could jog his memory. When Riker says he wants to go to the bridge instead, the computer lags.

Picard says they need Riker to fake his way through the last bit of an important peace signing with the Romulans.

Riker looks up videos of his wife, who had died. Riker sees her and gets… pissed? Sharp-eyed viewers will know why.

Then he goes and tells Geordi that he sucks, and it’s taking him too long to fix the computer lag issue. What’s going on??

Then he starts grilling everyone else. They can’t give him answers fast enough and he even catches Data using a contraction! The ultimate sin.

They wanted the location of a secret base. Riker gets skeptical because they could read so much of his mind, but apparently not that information? Riker reveals that he knew the whole thing was a fake when his “wife” was actually Minuet! Who was just one of Riker’s gross hologram fantasies! From that other episode!
(Here’s a link to that other episode)

The Romulans put Riker in a cell with a kid they captured. They used the kid’s image in their scheme, just because they like to get creative and came up with a whole plot line about him having a son when it doesn’t have anything to do with that secret base.

The kid accidentally called Tomalak an ambassador, which was only true in the holo-program the Romulans invented. Riker calls this kid out.
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