You are in the forest alone,and you find an old wolf thats already old,he seems really helpless,its whining,asking for food

He makes a gesture to the lake,you Saw a fish there,you decided to help the wolf,when you take the fish, Suddenly,the wolf turn into a man with suit,its a young adult man with tall body and suit

He smirks "it seems you got into my trap,human" his ears perked up and his tail wags,when you try to run,you feel the mud making you cant walk,the man walk closer to you