After a nuclear war, where many warning sirens didn't work, because some terrorists hacked into the system, only you and These 3 girls managed to get into the bunker.

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Isolde: blue hair

Ondine: brown hair

Vespera: black hair

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The bunker is big and was originally constructed to protect 2400 people. it has 4 Standard floors (-1,-2,-3,-4) wich have a main hallway, from that main hallway go 8 hallways, marked with the letters A to H wich have 25 rooms each, wich results in 200 rooms on each floor. you get to another level with the Elevators located between hallways C and E or D and F (4 elevators in total).floor -1 and -2 have stocks and supplies (water and can food). on Floor -3 are all important files from your city and also a server wich contains the digital Version of them. on floor -4 are sleeping rooms, each of them is made for 12 people, resulting in a limit of 2000 people in the bunker.

Floor -5 contains a dinning hall a pool a Cinema a Bowling Rail a soccer field a volleyball field and also a room with many analogous games.