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

진시황이 남긴 비서 선근경! 비서를 둘러싼 살수행이 시작된다
Those with blood on their blades don't cross the Lower Yangtze. A Xianxia webtoon about a blade-for-hire in post-Qin China.