Mushijo is a Manga/Manhwa/Manhua in english language, SUGGESTIVE series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

The main character, Hinako Momotsuki, is a high school girl who loves the anime "Puri Puri" and devotes all her energy into otaku activities. However, in actuality, when she unites with a mysterious "Maji" centipede life form, she becomes a distorted hero who saves people. Now she fights both to save the town assailed by "Maji" and to protect her unrequited crush, Himoru-senpai.