In the game’s most devastating scene (the "Hotel Corridor" event), Haruki travels to Tokyo to surprise Sora after her first televised performance. He waits in the rain outside her hotel. When she arrives, she isn’t alone. Murai’s hand is on the small of her back.

Previous virtual humans often fell into the "uncanny valley"—they looked almost real, which was creepy. NTR Idol deliberately leans into the anime/cyberpunk aesthetic. The glowing eyes and digital glitches remind viewers that this is a dream, not reality. "Promesa de suenos" feels safe because it acknowledges its own illusion.

(known in some Spanish-speaking circles and localization queries as "Promesa de sueños" ) is an adult simulation role-playing game developed by Just Keep Playing and published by Mango Party Games . Released globally around mid-2025, the game explicitly targets a niche audience by blending idol-management sim mechanics with the controversial "NTR" (Netorare / cuckoldry) narrative subgenre.

Titles featuring the NTR tag are inherently polarizing, and NTR Idol - Promesa de sueños is no exception.

Acto I — Ascenso y promesa

Haruki cannot come.

Now, crossed out in heavy ink, it reads: "Ren makes me feel wanted."