Unholy Blood Manhwa Volume 5 features story and art by Lina Lim.

Hayan and Euntae are off to investigate the mysterious “Project 0101”! Their road trip takes a detour, however, as Hayan follows a lead on her missing memories—Yohan, her childhood friend. But when she approaches him, trying to initiate a ten-year reunion, he…claims he doesn't know her?! Still, it just so happens that Yohan lives right near where Hayan grew up. Some answers are better than none, right? But things take a sharp turn for the worse when Hayan is paid a visit from the mastermind vampire himself, “God”…!