Park Jin shows Yul the blue mark on Naksu's body
At Songrim, the leader teaches Yul how a soul leaving its body leaves a blue bruise, and they find a bird whistle on the dead assassin.
Tag
#whistle
5 moments.
Uk recognizes the whistle he made
Uk shows Dang-gu the bird whistle found on an unexpected person and insists he remembers exactly who he gave it to.
Yul finds his old whistle in Mu-deok's bag
Dang-gu finds the whistle Yul left at Danhyanggok in Mu-deok's bag; Yul lets her keep it and dares her to make him believe her love.
Yul's whistle and the friend he never told
Yul says real love is hard to say even once, and reveals the whistle belonged to a friend he failed to confess to.
Seo Yul shows Uk his homing bird and its whistle
Uk complains he cannot visit Mu-deok; Yul has him call the homing bird with a whistle and asks what the bet with the Crown Prince was.