We Are Not Dating!! is a Manga/Manhwa/Manhua in english language, Comedy 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

The Rebirth of Paganini, Joo-won Moon. He was once a gifted violinist, but due to an injury, he gradually distanced himself from music and lived the life of a regular high school student. “I don’t pursue music.” However, perhaps the irony of fate… Joo-won Moon accidentally transferred to the music class of an arts high school, he picked up the violin… Will Joo-won Moon be able to overcome his psychological trauma? And is there a chance for him to be reborn as a true violinist