Immortality, I Only Practice Forbidden Arts is a Manga/Manhwa/Manhua in english language, Manhua 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

Chen Qi, Who Is Immortal, gains life with each passing second, but in the dog-eat-dog world of cultivation, his immortality proves futile. Seeking to master the arts of immortality and join the Fallen Immortal Sect, he unexpectedly finds himself in a nursing home where four masters, each physically impaired from practicing forbidden techniques, reside. Yet, for Chen Qi, with his unique abilities, it’s a seamless transition…