: The story follows a couple, Kohei and Mako, who are deeply in love but face a sexual disconnect. The "shocking" twist occurs when Mako suggests a partner exchange to resolve their issues, leading to a complex exploration of modern relationships and morality. Where to Find Info & Chapters Official Publisher : The manga is published by Kodansha .

: Mako, initially framed as the "pure" girl who is unwilling to have sex, is revealed to have complex, perhaps even masochistic, inclinations. Chapter 6 acts as the gateway to this revelation, showing her comfort in "immoral" spaces while Kouhei remains visibly distressed. The Cuckoldry of the Heart

Is a relationship worth saving if it requires you to become someone you don't recognize?

That said, even in patched form, Chapter 6 lands a powerful emotional blow.

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