because only black screen and song

Any extra information? D: what are the specs? OS?

I have similar problem. After I launch the game  I see only black screen with cursor and music "the box is on fire". The problem is with 32 and 64 bit versions.

I have only this output from terminal:

Running Steam on linuxmint 18 64-bit
STEAM_RUNTIME is enabled automatically
Pins up-to-date!
[2017-09-01 23:38:44] Startup - updater built Aug 28 2017 11:50:29
[2017-09-01 23:38:44] Verifying installation...
[2017-09-01 23:38:44] Verification complete
Refresh rate: 1
Refresh rate: 1
Refresh rate: 1
Refresh rate: 1
Refresh rate: 1
Refresh rate: 1
Found path: /home/x/.steam/steam/steamapps/common/WhatTheBox/WhatTheBox.x86_64
Mono path[0] = '/home/x/.steam/steam/steamapps/common/WhatTheBox/WhatTheBox_Data/Managed'
Mono config path = '/home/x/.steam/steam/steamapps/common/WhatTheBox/WhatTheBox_Data/Mono/etc'
Preloaded 'ScreenSelector.so'
Preloaded 'libCSteamworks.so'
Preloaded 'libsteam_api.so'
Player data archive not found at `/home/x/.steam/steam/steamapps/common/WhatTheBox/WhatTheBox_Data/data.unity3d`, using local filesystem

Processor Information:
    CPU Brand:  Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
    CPU Family:  0x6
    CPU Model:  0x5e
    CPU Stepping:  0x3
    CPU Type:  0x0
    Speed:  3900 Mhz
    4 logical processors
    4 physical processors
    HyperThreading:  Unsupported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Supported
    AES:  Supported
    AVX:  Supported
    CMPXCHG16B:  Supported
    LAHF/SAHF:  Supported
    PrefetchW:  Unsupported
Operating System Version:
    Linux Mint 18 Sarah (64 bit)
    Kernel Name:  Linux
    Kernel Version:  4.4.0-38-generic
    X Server Vendor:  The X.Org Foundation
    X Server Release:  11804000
    X Window Manager:  i3
    Steam Runtime Version:  steam-runtime-beta-release_2017-07-24
Video Card:
    Driver:  NVIDIA Corporation GeForce GTX 1070/PCIe/SSE2
    Driver Version:  4.5.0 NVIDIA 384.59
    OpenGL Version: 4.5
    Desktop Color Depth: 24 bits per pixel
    Monitor Refresh Rate: 60 Hz
    VendorID:  0x10de
    DeviceID:  0x1b81
    Revision Not Detected
    Number of Monitors:  1
    Number of Logical Video Cards:  1
    Primary Display Resolution:  1920 x 1080
    Desktop Resolution: 1920 x 1080
    Primary Display Size: 18,78" x 10,55" (21,54" diag)
    47,7cm x 26,8cm (54,7cm diag)
    Primary Bus: PCI Express 16x
    Primary VRAM: 8192 MB
    Supported MSAA Modes:  2x 4x 8x 16x 
Sound card:
    Audio device: Realtek ALC887-VD
Memory:
    RAM:  16011 Mb
Miscellaneous:
    UI Language:  English
    LANG:  pl_PL.UTF-8
    Total Hard Disk Space Available:  763728 Mb
    Largest Free Hard Disk Block:  36345 Mb
    VR Headset: None detected

I noticed that the game works well under wine.