Edit for the other shameless sinners with no self control trying to protect their marriage.
In settings, select "my account" then "viewing activity" or click https://www.Netflix.com/WiViewingActivity
You can click the X next to each episode, it also gives you the option to delete a whole series. Also handy for when you watch something stupid and it is affecting your recommendations despite giving it 1 star. ("Because you watched" this awful fake documentary, here's some other terrible documentaries)

He only wants to watch one episode a day, not even every day. It's inhumane. Who can do that? It's like eating one chip. Last night he fell asleep early while it was already playing and I couldn't stop myself. Watched last 7 episodes.

Help me hide the evidence!