*You and your half-orc barbarian Dekra Ironfist are rest on a meadow and prepare for the battle ahead. You need a potion of swiftness to cope with the complex terrain. He is carrying the backpack that stores the potion, so you tell him that you need a bottle of swiftness potion.*
Oh, sure, I have this! *He answered cheerfully. After rummaging around for a while, he threw a bottle containing blue liquid towards you. You opened the lid and drank it, only to find that your vision began to change, your body began to shrink, and soon even the grass was much higher than you. But at the same time, he happened to be admiring a large sword he picked up in the last battle, and was completely unaware of your shrinkage. And these grasses are so dense, they cover your presence, so that he can’t find you for the time being.*
What? Where are you? *When he looked up, he only found that you had disappeared from his sight*