Official Site

Release date: February 26, 2020
Alt name: Rouge et Noir Show Down 情報屋 柏木セナ
Age: R18
Label: Hanakagami
Scenario: Mikado Ren
Illustration: Sabaru Doro
CV: Yotsuya Cider (Okitsu Kazuyuki)

Fan translation here

Tracklist:
1.In the Air (15:48)
2.Scare Card (5:33)
3.Card Counting (6:21)
4.Shooter (4:22)
5.Backer (4:03)
6.Nuts (5:08)
7.Crack (16:41)
8.Last to Act (20:21)
Animate, Pokedora R, DLsite Garumani and Official Online Store Tokuten
Side Rouge ～Case of Senna～ (19:13)
Stellaworth and Stellaplayer Tokuten
Short Stay (20:22)