"Blood" Koo Hye-seon and Han Hyo-joo in bikinis

Koo Hye-seonandHan Hyo-jooappeared in bikinis a long time ago.

Though a picture of them came up on an online community board recently.

The picture is from the 2005 sitcom "Non Stop 5" when they were wearing bright bikinis.

Netizens say, "Han Hyo-jooandKoo Hye-seonare so pretty", "They are like goddesses", "She's no shame", "They are the same as now" and more.

Meanwhile,"Blood"is a medical drama about a vampire doctor who struggles to save human lives atTaeminCancer Hospital.

Koo Hye-seontakes on the role of Yoo Rita, a doctor at theTaeminCancer Center and the niece to chairman Yoo Seok-joo of theTaeminGroup.