Phantom Doll Lab
Hollow Heart
Coming soon
unknown
- Release date
- Coming soon
Unknown
Hollow Heart is a growth‑simulation game about forbidden human transmutation and twisted sisterly devotion. As the elder sister, you gather materials, rebuild your little sister’s soul and body, and attempt to revive her in a more “perfect” form.
- Developer
- Phantom Doll Lab
- Publisher
- Phantom Doll Lab