The Extra's Survival Guide (Revised Edition for Ages 15+)

*This work is provided in both 15+ and 19+ versions. Please note that some depictions and plot points may differ depending on the age rating. #ZombieApocalypse #Harem (All-Top-One-Bottom) #ImmuneElementarySchoolerYoungerTop #AthleticYoungerGoldenRetrieverTop #SuspiciousYoungerTop #SameAgeTopWhoWillDoAnythingToGetWhatHeWants #TopsWhoWantToSaveTheBottom #BottomWhoWantsToSaveTheTops #BottomTrappedInInfiniteTimeLoop #BottomWhoIsTheOnlyOneWithMemories #BottomSlowlyGoingInsane Gong Min-su was a truly ordinary man. The embodiment of an ordinary human being. Having died on April 23rd, the day the world became a zombie wasteland, he opens his eyes once again in the past. However, whenever April ...