diff --git a/config/hosts/integra/configuration.nix b/config/hosts/integra/configuration.nix
new file mode 100644
index 0000000..fa437d0
--- /dev/null
+++ b/config/hosts/integra/configuration.nix
@@ -0,0 +1,29 @@
+{ config, lib, pkgs, ... }: { 
+  imports = [
+    ../../common
+    ../../profiles/builder.nix
+    ../../profiles/headless.nix
+    ./hardware-configuration.nix
+    ./disko.nix
+  ];
+
+  boot.loader = {
+    systemd-boot.enable = true;
+    efi.canTouchEfiVariables = true;
+  };
+
+  kyouma.machine-type.physical = true;
+
+  networking = {
+    hostName = "integra";
+    useDHCP = false;
+  };
+
+  systemd.network.networks."98-eth-default" = {
+    matchConfig.Type = "ether";
+    matchConfig.Name = "e*";
+    networkConfig = {
+      DHCP = "yes";
+    };
+  };
+}
diff --git a/config/hosts/integra/disko.nix b/config/hosts/integra/disko.nix
new file mode 100644
index 0000000..f8d67cb
--- /dev/null
+++ b/config/hosts/integra/disko.nix
@@ -0,0 +1,45 @@
+{ config, inputs, ... }: {
+  imports = [
+    inputs.disko.nixosModules.disko
+  ];
+  disko.devices.disk.root = {
+    device = "/dev/sda";
+    type = "disk";
+    content = {
+      type = "gpt";
+      partitions = {
+        BOOT = {
+          type = "EF00";
+          size = "512M";
+          content = {
+            type = "filesystem";
+            format = "vfat";
+            mountpoint = "/boot";
+            mountOptions = [ "umask=0077" "defaults" ];
+          };
+        };
+        root = {
+          size = "100%";
+          content = {
+            type = "btrfs";
+            extraArgs = [ "-f" ];
+            subvolumes = {
+              "nixos" = {
+                mountpoint = "/";
+                mountOptions = [ "compress=zstd" "noatime" ];
+              };
+              "home" = {
+                mountpoint = "/home";
+                mountOptions = [ "compress=zstd" "noatime" ];
+              };
+              "nix" = {
+                mountpoint = "/nix";
+                mountOptions = [ "compress=zstd" "noatime" ];
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}
diff --git a/config/hosts/integra/hardware-configuration.nix b/config/hosts/integra/hardware-configuration.nix
new file mode 100644
index 0000000..8f25c7e
--- /dev/null
+++ b/config/hosts/integra/hardware-configuration.nix
@@ -0,0 +1,10 @@
+{ config, lib, pkgs, modulesPath, ... }: {
+  imports =
+    [ (modulesPath + "/profiles/qemu-guest.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "virtio_scsi" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+}
diff --git a/config/hosts/seras/configuration.nix b/config/hosts/seras/configuration.nix
index 02452c7..92d8d5f 100644
--- a/config/hosts/seras/configuration.nix
+++ b/config/hosts/seras/configuration.nix
@@ -1,6 +1,7 @@
 { config, inputs, lib, pkgs, ... }: { 
   imports = [
     ../../common
+    ../../profiles/builder.nix
     ../../profiles/headless.nix
     ../../profiles/kartoffel.nix
     ../../profiles/lxc.nix
@@ -9,30 +10,10 @@
 
   networking = {
     hostName = "seras";
-    nftables.enable = lib.mkForce false;
   };
-  nix.gc.options = lib.mkForce "--delete-older-than 60d";
-  nix.settings.trusted-users = [ "build" ];
-  nix.extraOptions = ''
-    min-free = ${builtins.toString (4096 * 1024 * 1024)}
-    max-free = ${builtins.toString (8192 * 1024 * 1024)}
-    max-substitution-jobs = 20
-    max-silent-time = 900
-  '';
-
   systemd.network.networks."98-eth-default" = {
     address = [
       "2a0f:be01:0:100::169/128" 
     ];
   };
-  users.users.build = {
-    isNormalUser = true;
-    shell = pkgs.fish;
-    ignoreShellProgramCheck = true;
-    openssh.authorizedKeys.keys = [
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIA/+iN407+HsfHbbC3tfdA8Yf4TZ08qXQMb4tb/SDAs+ emily@card"
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICT0dGyLUjxFnvqUmex+5xUGQ7D4yGHKo267JgApcq0k root@ryuuko"
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIDTwCSWYODyvTJxwB6Rahuy0j6s/YYwtQta8bjzG/We root@ryuuko-arch"
-    ];
-  };
 }
diff --git a/config/profiles/builder.nix b/config/profiles/builder.nix
new file mode 100644
index 0000000..48e8861
--- /dev/null
+++ b/config/profiles/builder.nix
@@ -0,0 +1,20 @@
+{ lib, pkgs, ... }: {
+  nix.gc.options = lib.mkForce "--delete-older-than 60d";
+  nix.settings.trusted-users = [ "build" ];
+  nix.extraOptions = ''
+    min-free = ${builtins.toString (4096 * 1024 * 1024)}
+    max-free = ${builtins.toString (8192 * 1024 * 1024)}
+    max-substitution-jobs = 20
+    max-silent-time = 900
+  '';
+  users.users.build = {
+    isNormalUser = true;
+    shell = pkgs.bash;
+    ignoreShellProgramCheck = true;
+    openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIA/+iN407+HsfHbbC3tfdA8Yf4TZ08qXQMb4tb/SDAs+ emily@card"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICT0dGyLUjxFnvqUmex+5xUGQ7D4yGHKo267JgApcq0k root@ryuuko"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIDTwCSWYODyvTJxwB6Rahuy0j6s/YYwtQta8bjzG/We root@ryuuko-arch"
+    ];
+  };
+}
diff --git a/flake.nix b/flake.nix
index 76d1ecd..1342ea5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -52,6 +52,7 @@
     shinyflakes = import ./lib/shinyflakes inputs;
   in {
     hosts = shinyflakes.mapHosts {
+      integra = { system = "aarch64-linux"; };
       lain = { system = "aarch64-linux"; };
     };
 
diff --git a/lib/shinyflakes/default.nix b/lib/shinyflakes/default.nix
index 0201d9b..1cf37e9 100644
--- a/lib/shinyflakes/default.nix
+++ b/lib/shinyflakes/default.nix
@@ -21,8 +21,8 @@
   genNixosCfg = {
     hostname,
     system ? "x86_64-linux"
-  }:
-    nixpkgs.lib.nixosSystem {
+  }: 
+  nixpkgs.lib.nixosSystem {
     system = system;
     specialArgs = { inherit inputs; };
     modules = [