Read the Prologue and Episode 1 for each character for free!


You're a rookie detective, and you've got a new case.
You're tracking down dangerous criminals with your experienced partner,
but what's waiting for you after the danger's over?
Is it just case closed? Or could this be the beginning of life-changing romance?

■Exciting and Romantic
Late night stake-outs together, going undercover as boyfriend and girlfriend...
You're focused on solving the case, but you can't ignore the distractedly handsome man at your side!

Opening Movie:

◆Character Profiles◆

The warm-hearted boss - Hiroshi Kirisawa
The man at the heart of 2nd Unit, this straight-laced lieutenant is clueless when it comes to love.
As you chase after bad guys together, something more than just a professional relationship develops...

The arrogant genius - Kazusa Hanai
He can be kind of full of himself, but this elite detective's leadership skills are top notch.
The two of you go undercover as a couple, but in the end there's no acting necessary…

The confident case-closer - Yutaka Tennoji
A talented detective from Osaka, Tennoji talks tough, but he's got a heart of gold.
Right before getting wrapped up in a serial bombing case, he makes you a promise you'll never forget...

Please check the FAQ before contacting us.
If you still need help after reading the FAQ, use the Contact Us button from within the App or use the App Support button on this page.
Please be aware that we cannot respond to App Store reviews or Facebook posts.


*Please update your iOS to the latest version to play this app.

Recommended devices:
iPhone 6, iPhone6 Plus, iPhone 5S, iPhone 5C, iPhone 5, iPhone 4S, iPhone 4, iPad 2nd generation and later, iPad mini, iPod touch 5th generation and later

Not compatible with:
iPhone 3GS, iPhone 3G, iPad 1st generation, iPad Air, iPad mini with Retina display, iPod touch 4th generation and earlier

What's New

Version 3.3

Bug Fixed.

Ratings and Reviews



Help me, please.





Voltage inc.
93.8 MB
Requires iOS 6.0 or later. Compatible with iPhone, iPad and iPod touch.
Age Rating
Rated 12+ for the following:
Infrequent/Mild Alcohol, Tobacco, or Drug Use or References
Infrequent/Mild Cartoon or Fantasy Violence
© VOLTAGE inc.
In-App Purchases
  1. Hanai Main Story ฿139.00
  2. Kirisawa Main Story ฿139.00
  3. Kirisawa Epilogue ฿69.00


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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