Engrave the Mark, Master summary: Hajun, who works day and night to pay off his parents' debts, takes libido suppressants (Esikon) and lived a quiet life for a long time. One day when he accidentally forgot to take his medicine, his sexual drive, which had been suppressed for a long time due to side effects, surged...! What the android said to Hajun, whose body is hot and dizzy in front of him, "Master, can I help you?"Original Webtoon:,