While filming in Los Angeles, Park Shin Hye, Lee Min Ho, Kim Ji Won, and CN Blue’s Kang Min Hyuk had fun chit-chatting with each other off camera, when the conversation turned to blood types.
On November 19, SBS’ The Heirs released another behind-the-scenes footage of the drama, showing the actors fooling around when they weren’t required to be in character.
In the most recent video, Lee Min Ho, Park Shin Hye, Kim Ji Won, and Kang Min Hyuk began talking about blood types and tried guessing the blood types of all the actors involved with the drama.
It turned out that out of the four actors present on location, Lee Min Ho, Park Shin Hye, and Kang Min Hyuk are all blood type A’s. Kim Ji Won is blood type B.
When Park Shin Hye announced the neat fact to the director, the director also replied that he was blood type A, adding to the joyful atmosphere.
It was also revealed that f(x)′s Krystal is A, while Choi Jin Hyuk was O.