Are “Soulmates” a real thing?

Soulmate – A person ideally suited to another as a close friend or romantic partner.

Is this even a thing? If so, how can we be so sure? How do one determine another to be the chosen one? Are there clear indications such as signs, feelings, and etc? Most importantly, can a soulmate be found in the multitude?

I feel anyone can be your soulmate, if willing. Like minds, with like goals, and morals can easily mesh into something explosively intense. ..fierce and limitless…