RTP is a game’s theoretical return over a very large number of plays, not a...
https://www.hotel-bookmarkings.win/rtp-is-a-long-run-average-the-house-edge-is-the-casino-s-expected-share-96
RTP is a game’s theoretical return over a very large number of plays, not a promise for one session: 96% RTP means a 4% house edge on average