Ken's love interest whose wedding ceremony prompts his initial time-traveling attempts to correct his regrets and finally confess his feelings.
Central romantic bond driving the entire narrative, evolving from unrequited longing to mutual realization.
Emotional anchor for Rei's personal growth and closure.
Formal engagement marked by respect and gradual confession, lacking deep romantic spark initially.
Trusted companion sharing Rei's personal and professional life transitions.
Familial tie providing emotional context during Rei's life transitions.
Friend group that supports Rei during critical life transitions.
Explore the full interactive character relationship map of Operation Love