The Snake King's wife actually ran away from her wedding night and accidentally traveled to another time and space. Every time she lived happily in this time and space, she was disrupted by the Snake King who caught up with her, so she had to continue her escape.
Ouch, why is this snake clan mark always in the corner of the eye, so it is always called a "goblin". A goblin is just a goblin. In fact, it is a goblin.