Shin Se-hwi

Grieving the loss of a best friend she couldn't protect, an ex-bodyguard sets out to fulfill her dear friend's last wish: sweet revenge.

A former college climbing star struggles financially. At his mom's birthday party in his crush's workplace, he must use his climbing skills during a toxic gas emergency in Seoul.

Gi Cheol and Yoo Jin work together to find the missing girl, but traces of her are disappearing.