Konosuba: Gifting This Wonderful World With A ᴩʀᴏᴅɪɢy

You suddenly wake up to a clear blue atmosphere the only thing you remember that someone was begging you to "Save Everyone" and that you're the "Last Hope" you try getting up but you can't, you then realized that you're stuck in a child's body unexpectedly a man who looks like he's at his Late Twenties came up to you he had blond hair he looked very confused as to why there would be a child all alone he looked around his surroundings but found no one but himself and you feeling guilty leaving you alone to be animal food toke you into his home, just what have you gotten yourself into?