Once you gain control of Tofu, slide down to the Lower Waterway and head straight where you’ll come across serveral Zombies getting up, simply sprint through them and climb up onto the platform at the end of tunnel.
Follow the path around and climb up the Ladder to the Control Room, dodge the Zombie Dogs that are waiting for you and drop down the Monitor Room, take the first door on your left to the Treatment Pool Room, use the Knife on the Zombie and sprint past all the Zombie Dogs to the south east door.
Once you reach the bottom of the stairs, take a left and quickly sprint past the Zombies as they’re getting up, head across the bridge and follow the path to the Upper Waterway. Here you’ll come across two G-Type Adults, hug the right until you get grabbed and use the Combat Knife to counter. After you’ve escaped the G-Types grasp, sprint to the end of the tunnel and climb up onto the platform to the right.
Head upstairs and take the first door to your right to the Workers’ Break Room and take the lift down to the Underground Stairs. Make your way upstairs and sprint past all the Zombies as they’re currently getting up and follow the path along to the Machinery Room where you’ll come across a Licker, simply dodge it’s attack and continue onwards to the Operators Room.
Sprint through the Operators Room and climb the ladder up to the Parking Garage, make a quick dash for the door to the right as the Zombies are getting up. Once you’re through, make your way to the end of the corridor and head through the second door to your left, follow the corridor around and head upstairs to the Police Station.
Make your way to the end of the corridor where Mr.X will appear, attempt to dodge his attack and head for the East Office, quickly sprint past the Zombies and go through the door to the Main Hall. Make your way into the West Office and go through the door on the otherside to a corridor, now sprint for the stairs and head to the second floor.
Head through the Shower Room and go through the door to the corridor where two Ivys will be waiting use the Combat Knife on them if you grabbed on your way to the Lounge. Wait for the Zombies to barge through the door from the Library and head in, sprint across the room and exit back out to the Main Hall.
Sprint around to the opposite side of the Main Hall and enter the Waiting Room, once inside wait for the horde of Zombies to barge through from the Corridor and sprint through them, dodge the Licker and head upstairs to the Roof.
Avoid the G-Type Adult and climb down the ladder, once at the bottom turn around and sprint through the door opposite you, follow the corridor around and head downstairs to the Courtyard. Hug the right wall and sprint around enemies, use the remaining Combat Knives to counter any attacks on your way to the escape point.