To Death

To Death is a Manga/Manhwa/Manhua in english language, Drama series, english chapters have been translated and you can read them here. You are reading chapters on the fastest updating comic site. The Summary is

Da-In Jeong, a national gymnast at Daehan School of Kinesiology, starts investigating the doping-induced suicide of Eunju Lee, his childhood friend. During the investigation, he learns that there was some huge conspiracy behind her death. In addition, he also finds out that a lot of sports club students are addicted to a drug that enhances their physical abilities a great deal and that those students have already become pawns of the drug dealer. Da-In makes up his mind to keep investigating to reveal the truth of Eunju's death and eradicate the source of drug distribution all around the school...