Why Is This Snake Demon Different from the One in Legend?

[Double cleanliness➕Long-term love➕Physiological love➕Double demon love] A dignified thousand-year-old snake demon fell into a trap and returned to its true form, but was picked up as an earthworm by an ignorant girl and kept as a pet. The little earthworm wants to climb onto the bed. "You're so dirty. I need to help you take a bath before you can go to bed." "Don't come over here!"