Leveling up is too hard? My shop sells endless pills. Having trouble raising your martial arts skills? In my shop, you can instantly upgrade your skills to the highest level for a price. You have divine weapons? Sorry, I have divine weapons from a whole world. My shop also has the mysterious Ms. Cang for sale, do you want her? The protagonist travels to another world with a super portable shop, there's nothing you can't find, only things you haven't thought of.