Jeffrey's assistant sent by Yoshikawa to betray him. During the staged attack, she remains loyal to Jeffrey but is killed by her ambitious younger brother, who is subsequently killed by Jeffrey.
Eko serves Jeffrey professionally but becomes entangled in Yoshikawa's conspiracy.
The plot identifies Eko as Jeffrey's assistant before Yoshikawa sends her to betray him.
Yoshikawa attempts to control Eko's actions for his own succession-driven conspiracy.
Yoshikawa sends Eko to betray Jeffrey and murder him as part of the staged attack.
Explore the full interactive character relationship map of Killer's Romance