Yoshi Minoru, a student scarred by a romantic trauma, never imagined he would be tasked with teaching his classmate, the beautiful and temperamental Momoko Izumi. What seemed like a simple tutoring job turns into a delve into dangerous family secrets, theater sabotage, and painful encounters with the past.

Amid conspiracies, espionage, and raw feelings, Minoru will have to decide who he can trust, and whether his wounded heart is ready to open again.