A dark and handsome stranger appears on You Jin's doorstep one day, claiming to be a childhood friend that's contracted a mysterious and potentially fatal disease ? the reason You Jin doesn't recognize him. Being the long-lost childhood friend that he is, he asks You Jin to help fulfill his dying wish. But can You Jin trust this beautiful stranger?

Original (Ridibooks)
Original (Lezhin)
Official English

[color=black]Note:
Lezhin KR originally had the series on their site then removed it, as of April 14, 2021 they re-added with a new version, Lezhin US has the old version[/color]