How to Survive as a Dragon with Time-Limit 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.cc fastest updating comic site. The Summary is

At the end of my terminally-ill life, I found myself reincarnated as a dragon in a webtoon. Once again, a life with a terminal illness, but this time, as a dragon?! Lois, born with the heritage of the strongest creature in the world with wealth and thousands of years of lifespan as a dragon. However, facing unpredictable crises at every turn, not knowing when I’ll die—what kind of Bullshit is this?! It’s too unjust to just quietly die like this. Utilizing the future knowledge I have, I’ll survive like a villain and give this story a twist!