Character Relationship Map: It Feels So Good

Characters

• Kenji Nagahara (played by Tasuku Emoto) — protagonist

  A man who returns to Akita for the wedding of his old friend and former lover. Over five days, he reconnects with her, engages in a physical affair, and discusses their shared past, other relationship...

• Naoko Sato (played by Kumi Takiuchi) — protagonist

  An old friend and former lover of Kenji, preparing to marry a military man. She reunites with Kenji in Akita, and they spend five days together sharing an affair, reflecting on their history, and proc...

• Kenji's Father (played by Akira Emoto) — supporting

  Kenji's parent who initiates the reunion by calling him to return to Akita for Naoko's wedding. Appears only incidentally or offscreen, serving as a minor narrative catalyst.

Canonical Relationships

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

• Kenji's Father → Kenji Nagahara (father)
• Kenji Nagahara → Naoko Sato (Romantic Former Lovers Reunited In A Secret Affair) — Their childhood bond and former romance reawaken during Naoko's engagement, leading to five days of secret intimacy, emotional disclosure, and uncertainty about their future.

  The plot identifies Naoko as Kenji's former lover and shows them renewing their sexual relationship after reuniting in Akita.

Story Analysis

A reunion rekindles an impossible intimacy while memory, family history, engagement, and looming disaster keep the future unresolved.

Plot Progression

1. A Call Toward the Past — Kenji receives a call about Naoko's wedding and returns to Akita. Their reunion at his childhood home revives memories of youth, family history, and Tokyo.
2. Desire Against Boundaries — Old photographs and painful memories restore the intensity of Kenji and Naoko's bond. They begin a renewed affair despite Naoko's engagement and their blood relationship.
3. A Secret Five Days — Kenji and Naoko discuss intimacy, illness, dependence, and their other relationships. Shared meals and private time deepen their attachment while the affair remains hidden.
4. Uncertain Futures — Kenji learns that Naoko's wedding has been postponed for an unexplained assignment. Naoko returns an old photograph as an eruption threat leaves both her engagement and affair unresolved.