You can either do Ending B or Overtime + The True Ending. Frank and Isabela count as survivors 50 & 51.

If you decide to not finish the story, you need to at least get to the part where Isabela is in the Security Room.

Time: 12 PM - 6 PM
Location: Rooftop
Survivors: Jeff and Natalie Meyer

Time: 12 PM - 6 AM
Location: In The Closet, E214, Entrance Plaza
Survivor: Bill Brenton

Time: 2 PM - 8 PM
Location: Colombian Roastmasters, P202, Paradise Plaza
Survivors: None, but must be completed for later

Time: 4 PM - 4 AM
Location: Weber's Garments, A106, Al Fresca Plaza
Survivors: Aaron Swoop & Burt Thompson

Time: 5 PM - 7 AM
Location: Riverfield Jewellers, A103, Al Fresca Plaza
Survivor: Leah Stein

Time: 6 PM - 5 PM
Location: Leisure Park
Survivor: Sophie Richards
Psychopaths: Sam Franklin, Miguel Sanchez, Reginald Jenkins (The Convicts)

Time: 9 PM - 11 AM
Location: Space Rider, Wonderland Plaza
Survivor: Greg Simpson
Psychopath: Adam MacIntyre

Time: 10 PM - 7 AM
Location: Sir Book-a-Lot, , Wonderland Plaza
Survivors: Shinji Kitano & Yuu Tanaka
- Make sure you grab the Japanese Book to speak to them

Time: 11 PM - 8 PM
Location: Unfinished Shop, North Plaza
Survivor: David Bailey

Time: 7 AM - 12 PM
Location: Run Like the Wind, W201, Wonderland Plaza
Survivors: Ross Folk, Tonya Waters

Time: 8 AM - 3 PM
Location: Crislips Home Saloon
Survivors: Barbara Patterson, Rich Atkins, Josh Manning
Psychopath: Cliff Hudson
- After beating Cliff, the survivors will be in an unfinished room to the left of Crislips

Time: 9 AM - 3 PM
Location: McHandy's Hardware, A105, Al Fresca Plaza
Survivors: Gordon Stalworth

Time: 9 AM - 1 PM
Location: Child's Play, P102, Paradise Plaza
Survivor: Heather & Pamela Tompkins

Time: 11 AM - 4 PM
Location: Jill's Sandwiches, P104, Paradise Plaza
Survivor: Ronald Shiner

Time: 12 PM - 1 PM
Location: Paradise Plaza
Survivor: none, but must be completed for a survivor later

Time: 12 PM - 12 AM
Location: Lovely Fashion House, W208, Wonderland Plaza
Survivors: Kay Nelson, Kelly Carpenter, Janet Star, Lily Deacon
Psychopath: Jo Slade
- do NOT enter Wonderland Plaza and leave without starting this mission or Jo will begin killing the survivors

Time: 1 PM - 10 AM
Location: In front of Colby's Movie Land, Paradise Plaza
Survivor: Jennifer Gorman
Psychopaths: The True Eye Cult

Time: 1 PM - 12 AM
Location: Giant Rabbit in Wonderland Plaza near the entrance to the Food Court
Survivors: Nick Evans, Sally Mills
- Clear the zombies below and then either throw something or shoot them to knock them down

Time: 5 PM - 12 AM
Location: Gramma's Kids, , & Ladies' Space, , Entrance Plaza
Survivors: Jolie Wu, Rachel Decker

Time: 5 PM - 12 AM
Location: 2nd Floor & Estelle's Fine Cosmetics, E210, Entrance Plaza
Survivor: Wayne Blackwell
Psychopaths: Roger, Jack, & Thomas Hall
- After killing Roger & Jack, Thomas will drop his sniper and begin crying. You can offer to save him, but he will decline. You can spare him or kill him. After this, Wayne will be in the cosmetic shop taking cover.

Time: 5 PM - 12 AM
Location: Ned's Knicknackery, E205, Entrance Plaza
Survivor: Floyd Sanders

Time: 7 PM - 2 AM
Location: Security Room
Survivor: Ronald Shiner
- You must feed Ronald before you leave the Security Room. If you leave without feeding him, Ronald, along with other survivors, will leave.

Time: 12 AM - 6 AM
Location: North Plaza, right after you meet Isabela
Survivor: Kindell Johnson

Time: 1 AM - 5 PM
Location: Huntin' Shack, N127, North Plaza
Survivor: Brett Styles, Jonathan Picardsen, Alyssa Laurent
- Enter the gun store. When they shoot at you, leave. They will recognize you are human. You must bring them proof of the Security Room vent by taking a picture of it.

Time: 12 AM - 10 AM
Location: Theater 4, Colby's Movieland
Survivor: Nathan Crabbe, Michelle Feltz, Cheryl Jones, Ray Mathison, Beth Shrake
Psychopaths: Sean Keanan, True Eye Cult
- Once defeated, the cult will no longer spawn. Make sure you don't forget Cheryl in the closet to the left of the movie screen.

Time: 2 AM - 12 PM
Location: Security Room
Survivor: Floyd Sanders
- Bring Floyd wine.

Time: 2 AM - 5 PM
Location: Chris' Fine Foods, F103, Food Court
Survivor: Gil Jimenez

Time: 5 AM - 5 PM
Location: Casual Gals, W102
Survivors: Mindy Baker, Debbie Willett
Psychopath: Paul Carson
- After defeating Paul, use the fire extinguisher to save him. He will apologize and you will be able to save him.

Time: 8 AM - 4 PM
Location: Estelle's Fine-lady Cosmetics, W110, Wonderland Plaza
Survivor: Leroy McKenna

Time: 8 AM - 5 PM
Location: Giant Soccer Ball by the Food Court entrance, Wonderland Plaza
Survivor: Susan Walsh

Time: 12 PM - 1 PM
Location: Colombian Roastmasters, P2, Paradise Plaza
Survivor: Tad Hawthorne
Psychopath: Kent Swanson
- You MUST be there at 12 PM or Tad will be dead.

Time: 12 PM - 5 PM
Location: Security Room
Survivor: Kindell Johnson
- You must talk to Kindell and avert the mutiny. If you enter the Security Room and leave without talking to him, he will round up some survivors and leave.

Time: 12 PM - 5 PM
Location: Players, P103, Paradise Plaza
Survivor: Simone Ravendark

Time: 5 PM - 12 PM
Location: Security Room
Survivor: Paul Carson
- Paul gives you Molotov Cocktails in exchange for Frank staying quiet about his outburst.

Time: 7 PM - 12 PM
Location: Security Room
Survivor: Simone Ravendark
- Bring Simone a handgun

Time: 8 PM - 12 PM
Location: Security Room
Survivor: Cheryl Jones
- Take pictures of Cheryl