How many cassette tapes are there, and where are they found?

Solution 1:

I've done Madnouse run recently, and kindly noted every cassette tape/autosave locations. This answer may contain spoilers.

I've found totally 30 cassette tapes. All locations in order of accessibility, first number means number of tapes:

Guest House:

• 2: 2nd floor (these are transferred to main game if not used - will be placed in item box);

Main House:

• 2: Laundry Safe Room (1F);
• 1: Recreation Room (2F);
• 2: Safe Room on 1F near basement;
• 1: Processing Area in basement;

Trailer:

• 3;

Old House:

• 2 in Safe Room on water;

Greenhouse:

• 3 on 2F right after entrance;

Main House:

• 1 in Lucas Room (2F);

Testing Area:

• 1: 1F Room with lots wire bombs after 1st 4-legged molded;
• 1: Safe Room on 2F before 'Barn Fight';
• 1: Lucas Control Room;

Boathouse:

• 1 in Safe Room;

Ship:

• 1: 1F room with cassette recorder;
• 1: 3F room with TV;
• 3: 2F 'Guest' Safe Room;

Mines:

• 1: Hut before mine entrance;
• 1: Safe Room (after making necrotoxin);
• 1: Vertical cave where you fight a lot of monster on your way up;
• 1: end of mines - before entrance to last location.

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As for autosave locations, I've tried making notes about them, but not sure if got all of them correctly. I've noted 18 autosaves:

1) Game start;

2) First time seeing Mia lying on bed;

3) After leaving basement;

4) After 1st fight;

5) After killing Mia;

6) After supper with family;

7) (huge gap without autosaves before this one) Enter test area - after watching TV;

8) After making serum;

9) After making serum choice;

10) After boat crash;

11) After initial exploring ship without monsters;

12) Start of Old Videotape;

13) End of Old Videotape;

14) After finding Ethan on S2;

15) After cutscene with Mia giving Ethan bottle;

16) Guest House enter;

17) On attic before 'shockwave' fight;

18) After necrotoxin injection.