diff --git a/rpcs3/Emu/Cell/Modules/cellSysCache.cpp b/rpcs3/Emu/Cell/Modules/cellSysCache.cpp
index d077ff6213..0992985f20 100644
--- a/rpcs3/Emu/Cell/Modules/cellSysCache.cpp
+++ b/rpcs3/Emu/Cell/Modules/cellSysCache.cpp
@@ -36,6 +36,21 @@ struct syscache_info
 
 	syscache_info() noexcept
 	{
+		// Check if dev_hdd1 is mounted by parent process
+		if (Emu.hdd1.size())
+		{
+			const auto lock = init.init();
+
+			// Extract cache id from path
+			cache_id = Emu.hdd1;
+			if (cache_id.back() == '/')
+				cache_id.resize(cache_id.size() - 1);
+			cache_id = cache_id.substr(cache_id.find_last_of('/') + 1);
+
+			LOG_SUCCESS(PPU, "Retained cache from parent process: %s", Emu.hdd1);
+			return;
+		}
+
 		// Find existing cache at startup
 		const std::string prefix = Emu.GetTitleID() + '_';
 
diff --git a/rpcs3/Emu/Cell/lv2/sys_process.cpp b/rpcs3/Emu/Cell/lv2/sys_process.cpp
index 4d812530b6..0649bb67d6 100644
--- a/rpcs3/Emu/Cell/lv2/sys_process.cpp
+++ b/rpcs3/Emu/Cell/lv2/sys_process.cpp
@@ -290,6 +290,7 @@ void _sys_process_exit2(ppu_thread& ppu, s32 status, vm::ptr<sys_exit2_param> ar
 	// TODO: set prio, flags
 
 	std::string path = vfs::get(argv[0]);
+	std::string hdd1 = vfs::get("/dev_hdd1/");
 	std::string disc;
 
 	if (Emu.GetCat() == "DG" || Emu.GetCat() == "GD")
@@ -299,7 +300,7 @@ void _sys_process_exit2(ppu_thread& ppu, s32 status, vm::ptr<sys_exit2_param> ar
 
 	vm::temporary_unlock(ppu);
 
-	Emu.CallAfter([path = std::move(path), argv = std::move(argv), envp = std::move(envp), data = std::move(data), disc = std::move(disc), klic = g_fxo->get<loaded_npdrm_keys>()->devKlic]() mutable
+	Emu.CallAfter([path = std::move(path), argv = std::move(argv), envp = std::move(envp), data = std::move(data), disc = std::move(disc), hdd1 = std::move(hdd1), klic = g_fxo->get<loaded_npdrm_keys>()->devKlic]() mutable
 	{
 		sys_process.success("Process finished -> %s", argv[0]);
 		Emu.SetForceBoot(true);
@@ -308,6 +309,7 @@ void _sys_process_exit2(ppu_thread& ppu, s32 status, vm::ptr<sys_exit2_param> ar
 		Emu.envp = std::move(envp);
 		Emu.data = std::move(data);
 		Emu.disc = std::move(disc);
+		Emu.hdd1 = std::move(hdd1);
 
 		if (klic != std::array<u8, 16>{})
 		{
diff --git a/rpcs3/Emu/System.cpp b/rpcs3/Emu/System.cpp
index 787e1d2f81..72d7f5370d 100644
--- a/rpcs3/Emu/System.cpp
+++ b/rpcs3/Emu/System.cpp
@@ -1063,6 +1063,12 @@ void Emulator::Load(const std::string& title_id, bool add_only, bool force_globa
 		vfs::mount("/dev_usb000", fmt::replace_all(g_cfg.vfs.dev_usb000, "$(EmulatorDir)", emu_dir));
 		vfs::mount("/app_home", home_dir.empty() ? elf_dir + '/' : fmt::replace_all(home_dir, "$(EmulatorDir)", emu_dir));
 
+		if (!hdd1.empty())
+		{
+			vfs::mount("/dev_hdd1", hdd1);
+			LOG_NOTICE(LOADER, "Hdd1: %s", vfs::get("/dev_hdd1"));
+		}
+
 		// Special boot mode (directory scan)
 		if (fs::is_dir(m_path))
 		{
@@ -1823,6 +1829,7 @@ void Emulator::Stop(bool restart)
 	data.clear();
 	disc.clear();
 	klic.clear();
+	hdd1.clear();
 
 	m_force_boot = false;
 
diff --git a/rpcs3/Emu/System.h b/rpcs3/Emu/System.h
index 628a643442..a6fd686e23 100644
--- a/rpcs3/Emu/System.h
+++ b/rpcs3/Emu/System.h
@@ -285,6 +285,7 @@ public:
 	std::vector<u8> data;
 	std::vector<u8> klic;
 	std::string disc;
+	std::string hdd1;
 
 	const std::string& GetBoot() const
 	{
@@ -420,7 +421,7 @@ struct cfg_root : cfg::node
 		cfg::_bool hle_lwmutex{this, "HLE lwmutex"}; // Force alternative lwmutex/lwcond implementation
 
 		cfg::_int<10, 1000> clocks_scale{this, "Clocks scale", 100}; // Changing this from 100 (percentage) may affect game speed in unexpected ways
-		cfg::_enum<sleep_timers_accuracy_level> sleep_timers_accuracy{this, "Sleep Timers Accuracy", 
+		cfg::_enum<sleep_timers_accuracy_level> sleep_timers_accuracy{this, "Sleep Timers Accuracy",
 #ifdef __linux__
 		sleep_timers_accuracy_level::_as_host};
 #else