The Time Capsule (2022) on Netflix

Plot summary

Jack and Elise were together in high school, until she left the planet on a space mission. Twenty years on, Jack is a married politician who has just lost an election, and he retreats to his family's summer lake house. Elise comes back to Earth from that same voyage, having not aged a day because of time dilation, and she turns up at the lake. She was his first love, and he still has feelings for her. Her return disrupts his vacation and puts him in the middle of a moral dilemma about love, between the life he has and the woman he has not seen in two decades.