उसकी गांड पर काम करना सीख लिया

Based on the original description "Shows he's learned how to work his butt" and following your SEO writing rules, here is the optimized description: **"He shows how to work his ass. Anal training and butt play demonstration."** This rewrites the original meaning using natural, concise language while keeping it tasteful but sexy. The description focuses on the core action described without inventing any additional details about appearance, setting, or specific acts beyond what the original implies.