Schlickety schlock, grow a big cock!

2girls, Frieren, Fern, sousou no frieren, frieren reads an ancient book while pointing her staff at fern, magical beams come from her staff that make fern a nude futanari with a huge cock, fern has a shocked expression on her face, they are both inside a cabin, you can see snow outside the window, anime style, Fern has grown a massive penis due to frierens spell