Set-jetting is the trend of traveling to places featured in popular TV series and movies. From “White Lotus” resorts to Paris cafes seen in “Emily in Paris,” fans are booking flights to step into their favorite scenes. It’s tourism mixed with fandom. While some see it as immersive fun, others call it a superficial way to travel. But the demand is real. Travel companies now offer full packages based on shows. Would you go on a set-jetting trip?