Few object dreams in Korean tradition are as specific, or as widely known, as the one about losing your shoes (신발 잃어버리는 꿈). It's genuinely one of the most searched, most talked-about dream topics in Korean pop culture and folklore, precisely because of how pointed the traditional warning attached to it is.
Traditionally, losing your shoes — or having them stolen, or simply being unable to find them — is read as a warning connected to a partner's fidelity, or more broadly to a relationship quietly coming apart. It's worth being upfront that this is one of the heavier, more anxiety-inducing readings on this entire site, and also worth remembering the same caveat that applies everywhere else here: it's a folk reading, not a diagnosis, and plenty of people have this dream with nothing wrong in their relationship at all.
New shoes, by contrast, flip the entire tone of the symbol — read as a new path or a fresh journey beginning, one of the more optimistic object-dreams available. Shoes that don't fit properly, whether too tight or too loose, are read as a role or direction in life that isn't quite right for you currently, even if it looks fine from the outside.
Walking barefoot after having lost your shoes is read as vulnerability — feeling exposed or unprepared for what's ahead, without the usual protection you'd expect to have. Given how specific and searched this particular dream is, it's worth treating the shoe-loss reading as a prompt to check in honestly on a relationship, rather than as settled proof that something is wrong.