Character Relationship Map: Last Summer

Characters

• Baek Do-ha / Baek Do-young (played by Lee Jae-wook) — protagonist
• Yoon So-hee (played by Kwon Ah-reum) — supporting
• Oh Seung-taek (played by Ahn Dong-gu) — supporting
• Kim Ae-jeong (played by Jeon Su-ji) — supporting
• Seo Na-hyeon (played by Son Ji-yoon) — minor

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Yoon So-hee → Oh Seung-taek (Professional Colleague) — Work colleagues

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Kim Ae-jeong → Seo Na-hyeon (Social Friend) — Social connection
• Baek Do-ha / Baek Do-young → Yoon So-hee (Social Friend) — Longtime colleague and friend

Story Analysis

Two contrasting souls find connection during a summer of self-discovery

Plot Progression

1. Cold Meets Warm — Architect Baek Do-ha, who shuns warmth, meets civil servant Song Ha-gyeong who craves connection, beginning their summer journey.
2. Identity Confusion — The revelation of Baek Do-ha's dual identity creates tension and challenges in their developing relationship.
3. Emotional Awakening — As summer progresses, both characters confront their emotional barriers while external pressures mount.
4. Summer's Resolution — The summer concludes with characters having discovered new aspects of themselves and their capacity for connection.