I heard someone said they expected Sims 4 is a long-lived game which can last for 10-15 years...therefore, I think this game may end in 2029
However, next year will be the 10th year of Sims 4, there may be some surprises from the team. I hope it will be preteen or vehicle update
The team also promised to give us werewolves, fairies and zombies. Werewolves came last year, and fairies may also come. I always think the focus camera is prepared for fairies because they're tiny!