Why do couples want a threesome?

Have you ever heard that couples are willing to have a threesome dating? Why for that? As you can know that threesome date is a kinky and exciting date which can spice things up for couples. And in a couple threesome, they can experience the wild bedroom life and it can bring the passion back. When a couple kind of feel bored in their normal life. Have a couple threesome date is a good choice. Although bring someone else into the bedroom might have some potential danger, it can be avoided through suitable ways.