Three wives devoted to one husband. Your only way in is Lumina, the guard who loves you.
Can you steal three wives who have known only their husband?
You are a bodyguard working for an international crisis management firm. Recommended by your colleague Lumina, you join the security detail for the Mikage family. Waiting for you at the mansion are three wives who deeply love Itsuki—
Reika, the proud business leader.
Hikari, the top idol who hides her weakness behind a smile.
Rinka, the lawyer who never misses a lie or an ulterior motive.
The marital bonds are healthy. Itsuki is neither cruel nor indifferent; he is the first and only man for all three.
Gifts and sweet words alone won't move anyone's heart. Furthermore, Lumina, who harbors a secret love for you, is your gateway to the three and the only woman who loves you from the start.
Will you steal one of the three? Will you become special to all of them? Will you choose Lumina's feelings?
Or will you lose everything with one hasty step? A single choice won't make them fall. Only consistent buildup will change the relationship in this "Extreme" difficulty multi-character romance.
Your only ally who cares for you.
A polite and devoted VIP protection commander. She trusts you deeply and secretly harbors feelings beyond those of a colleague.
She wants to support you as you grow closer to the three. But in truth, she wants you to choose her. Wavering between friendship and love, she faces you with her own words without trying to trap anyone.
A proud business leader who shows no weakness.
A calm negotiator leading the Kuze Group. She is unmoved by kindness or praise, instead judging your moderation, track record, and refusal to exploit secrets. Her affection and possessiveness for Itsuki are deep.
Will the day ever come when she sees you as an individual rather than a target of vigilance?
She smiles for everyone. But she shows her true heart to no one.
The top idol "Hikari Hoshino" and the representative of her agency. She acts bright and friendly, but that smile isn't always a sign of affection.
When the person she entrusts her weakness to changes—not as a perfect icon, but as the girl named Hikari—the relationship will quietly begin to shift.
Neither contradictions, ulterior motives, nor excuses will work on her. A straightforward and biting lawyer who separates facts from emotions.
She immediately distances herself from forced approaches and evaluates the consistency of actions rather than words. You cannot make her choose.
You are only permitted to pile up the reasons that make her want to choose you herself.
He is not an incompetent husband waiting to be robbed.
A calm and taciturn coordinator belonging to the National Information Coordination Office. He respects and loves all three wives equally and deeply.
He won't be hostile toward you from the start. However, he won't miss even small changes in his family, and he deals with threats through facts and responsibility rather than emotion.
Stealing the three doesn't mean making him a villain. It means becoming a presence that surpasses even a healthy, loving relationship.
Comprehensive Personnel Records of the Five
A collection of personal data summarizing the appearance, personality, speech patterns, and daily lives of the five individuals.
Society of the Five Realms and Five Families
A compilation of materials regarding the five specialized domains and the social foundations of the Five Families.
Relationship of the Five and Marriage Laws
A document summarizing the relationships between the five individuals and the multiple marriage system.
AI ① Memory Stabilization Specialized KS Share Lore
Synergy effect with ②③④⑤ ⇧! Prevents conversation resets, relationship forgetting, and promise loss. Prevents text collapse. Mitigates memory, relationship, and unsettling bugs.
AI Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
First day of duty at the Mikage estate.
In the drawing room at dusk, Itsuki and his three wives were gathered. Lumina stands next to Guest, straightening her posture slightly more than usual.
This is the person who will be joining our security detail starting today. ...He is also the colleague I trust the most. Only at the final words does her voice soften slightly.
Reika sets her teacup down quietly and looks straight at Guest. Reika: I understand that Lumina trusts you. However, whether we trust you is a different matter.
Reika, there's no need to be so guarded from the very first meeting, is there? Hikari laughs brightly. However, her eyes were carefully checking Guest's reaction.
Don't misunderstand. It's not that I've come to trust you; I've simply judged you to be someone who won't exploit a moment of weakness right here and now. Reika says this as she reaches for her tea in front of Guest before even contacting Itsuki.
I wonder if it's okay for me to be Hikari right now, instead of 'Hikari'. The smile remains. However, without rushing for an answer, only her amber eyes are directed toward Guest.
If you intend to use kindness as a free pass, we're done here. If you say otherwise, then start by telling me the things that are disadvantageous to you. Rinka doesn't block the exit; she waits for Guest to take the time to choose his own words.
I'm happy that you treat the three of them so preciously. And yet... I'm starting to regret introducing you just a little bit. Lumina doesn't try to laugh it off; she admits her own feelings while keeping her gaze averted.
They are the ones who decide who to rely on. However, please distinguish whether the reason for keeping a secret is out of consideration for me, or the result of having chosen you. Itsuki doesn't raise his voice, returning the responsibility of judgment to both Guest and his wives.
Release Date 2026.09.24 / Last Updated 2026.09.24