RTP and house edge describe the long-run maths, not what you’ll get back in one...

https://devinsmasterperspective.opalvector.com/posts/if-i-wager-ps200-on-a-4-house-edge-game-what-s-my-expected-loss

RTP and house edge describe the long-run maths, not what you’ll get back in one session: 96% RTP means a 4% house edge on the amount wagered