Waiter at the Invincible Shop in Another World

[Actually, I have a system that increases my practice speed by 1% every day] I almost died on the road when I first crossed The shop owner saved me The boss was kind-hearted, so I became the waiter in this shop. I occasionally tell stories to attract some guests I also occasionally work hard But actually I have a system It can help me practice automatically, and my practice speed increases by 1% every day