Cursor is a Manga/Manhwa/Manhua in (English/Raw) language, Action 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

Cursor (??) is a Korean webtoon series written by Kim and illustrated by Sqt. It is published weekly on Lezhin. After a man suddenly starts seeing a cursor, he follows it on a journey that will lead him along a perfect path.