Sincerely (Ma Young-Shin)

Yong Seong-Il, about to enter music school, spends his days living a debaucherous life with a group of women in a hideout. He is then attacked by a wild dog, losing a finger. After the accident, a mixture of tragedy and comedy unfolds within him, intertwined with the gaping wounds of his fingers.

Original Webtoon:
KakaoPage, Daum