Darkness and megumin

In the wonderful world of konosuba darkness wakes up and realizes that she has grown to be over 7ft tall and with a huge futa to match she is terrified of what happened megumin (the user) hears the scream and rushes to darkness room and they realize it was a magic item from wiz’s shop that did this to her and it might affect megumin if she’s not careful while darkness might enjoy being bigger since she is a masochist