This is a spin-off work starring one of the heroines, Mika Myogiyama. You can enjoy it as a standalone game even if you don't know the previous works.

Brown heroine is defeated and raped by an evil organization 
A brown heroine fights for the first time against an evil organization. 
However, in a pinch, she was defeated and raped/gangbanged. 
And then, after being brainwashed and broadcasting his lewd behavior, 
A CG collection of forced prostitution and meat urinals 
 
■Story 
20XX: Due to the appearance of the violent reformed criminal group &quot;Ganded&quot; 
Public order continued to deteriorate. 
The government and local governments took the situation seriously. 
Establishment of a secret crime prevention team 
This is a story about the newly formed special crime prevention riot police called ``SIGNAL''. 
 
&quot;Special Police Signal Force&quot; 
This is a spin-off work starring one of the heroines, Mika Myogiyama. 
You can enjoy it as a standalone game even if you don't know the previous works. 
 
CG 12 basic types, total 86 images including character variations and tanning variations 
Image size 1280×800

特警シグナルフォース - ARTBOOK

Help the all-female anti-crime task force SIGNAL fight the notorious &quot;GangDead&quot; criminal group in this hardcore party battle RPG!

<h1>💟 Add to Wishlist! 💟</h1> <h1>About the Game</h1><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/a36e596064746872758399cbc9213e99.avif?t=1725000944" width=616 height=360 /> ■ Story The year is 20XX. Public peace and order is deteriorating rapidly due to the rise of a gang of evil, modified criminals known as the GangDead. To combat this, the government and local authorities secretly created SIGNAL, a special mobile anti-crime task force. This is the story of SIGNAL and their fight against the ever-encroaching evil of the GangDead. <video class="bb_img" autoplay muted loop playsinline crossorigin="anonymous" poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/9b7f0995786b9474adc6f50c44e6f1f9.poster.avif?t=1725000944" width=616 height=270 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/9b7f0995786b9474adc6f50c44e6f1f9.webm?t=1725000944" type="video/webm; codecs=vp9"></video> ■ Experience a sentai-themed defeat and violation RPG! Control three unique heroines and engage in a party battle RPG to defeat the modified criminals. Find the optimal route through each map to reach the boss with minimal damage. <img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/7ad7712910c5d163319e4f58259ff5e9.avif?t=1725000944" width=616 height=360 /> ■ Watch your character's outfit deteriorate as the battle intensifies! As your armor is destroyed, the heroines will become fully naked, triggering H-animations during battle! Rescue them with the help of other party members! <img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/5f9dc301c453ae1f9c477ff3addfd875.avif?t=1725000944" width=616 height=360 /> ■ Rescue captured party members! Stay &quot;updated&quot; on the status of your captured teammates as you launch a desperate rescue mission! ■ Don't miss a single H-scene or forget a memorable battle! Gain an option to unlock all events and a bonus save file with all H-scenes after you clear the game! Use Free Battle mode to try out your favorite party lineup! <img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/2051f9bd415ba802ec868295950cf13e.avif?t=1725000944" width=616 height=360 /> ■ Tons of hardcore uncensored H-content Enjoy 26 base CGs with hundreds of variations and 12 different types of lewd battle animations. Tags for this game include gangbang, tentacles, huge cocks, machine sex, public humiliation, pregnancy, birth, crucifixion, brainwashing, belly punching, naked prostration, milking, and body modification. All mosaic censors have also been removed! <img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2311820/extras/6c7fa4875d53bf841a7ef9eb70588639.avif?t=1725000944" width=616 height=360 />

Good Game Database

Special Operations Unit - SIGNAL FORCES

特警シグナルフォース - ARTBOOK