Episode #1.4
- Episode aired Feb 24, 2015
- 45m
![Blood (2015)](https://m.media-amazon.com/images/M/MV5BYTBhZjM3YjItODhhZS00YjYzLWEzNjUtY2I5ZWY2YTNkNjM3XkEyXkFqcGdeQXVyMzE4MDkyNTA@._V1_QL75_UY281_CR3,0,190,281_.jpg)
Ji-sang’s inhibitors are secretly switched. Jae-wook establishes the New Drug Development Headquarters and gathers patients for Ward 21A.Ji-sang’s inhibitors are secretly switched. Jae-wook establishes the New Drug Development Headquarters and gathers patients for Ward 21A.Ji-sang’s inhibitors are secretly switched. Jae-wook establishes the New Drug Development Headquarters and gathers patients for Ward 21A.