Alan Stephen was a normal man. One day he died, he and several other people. Everyone besides him reincarnated as humans... But he was lucky (or unlucky) to be reborn as a Dryad! A forest spirit that lives until his tree lives, so Alan can live for a long time...

[I don't own the image. I just found it on the internet and edited it. Here's the link for the original: https://www.dreamstime.com/green-fantasy-portrait-illustration-dryad-character-big-glowing-ice-face-covered-leaves-plants-image143778834]