"Things You Need to Let Go"

is first episode of Trace. The story arc covers Ghang-gwon and Tae-eun's story. Ghang-gwon was taken in by Tae-eun's family as a child and hides the fact that he is a 'trace'. He doesn't sleep at night but instead, goes out hunting 'troubles' to protect Tae-eun and her father, which he regards as his family. An unexpected turn of events revealed his identity in school and Ghang-gwon was reported as a trace, being forced to leave them temporarily. It made him realise that it was not possible for him to live as a mere human being with his ability.

List of "Things You Need to Let Go" chapters go here

 * Prolouge
 * "Things You Need to Let Go 1"
 * "Things You Need to Let Go 2"
 * "Things You Need to Let Go 3"
 * "Things You Need to Let Go 4"
 * "Things You Need to Let Go 5"
 * "Things You Need to Let Go 6"
 * "Things You Need to Let Go 7"
 * "Things You Need to Let Go 8"
 * "Things You Need to Let Go 9"
 * "Things You Need to Let Go 10"