Free Life Fantasy Online ~Jingai Hime-sama, Hajimemashita~ (Free Life Fantasy Online ~人外姫様、始めました~) also known as "FLFO" written by Nenohi Akisuzu (子日あきすず) and in the light novel version is illustrated by Sherry.
Novel's title translates roughly to "Free Life Fantasy Online ~Starting as Inhuman Princess~".
The web novel version is published on narou under the address https://ncode.syosetu.com/n8517en/ - make sure to take a look and rate the novel/subscribe!
The light novel version is published by K Light Novels.
Subject of this translation is the Web Novel version.

Free Life Fantasy Online... a.k.a. FLFO.
Tsukishiro Kotone receives this game as a gift from her little sister and starts playing.
The character's race she has selected was... one of "Inhuman" races for enthusiasts.
A race said to be bad even among Inhuman races that are known to be difficult - a Zombie.