HD 720p from official website. No watermark version.

General Unique ID                      : 266339650366282579378547358085382185805 (0xC85F269AF274D882A3F2658E8BACA34D) Complete name                  : [MagicStar] CHEAT - Chain Story 7.5 [WEBDL] [720p].mkv Format                         : Matroska Format version                 : Version 4 File size                      : 137 MiB Duration                       : 6 min 6 s Overall bit rate mode          : Variable Overall bit rate               : 3 128 kb/s Writing application            : Lavf57.48.101 Writing library                : Lavf57.48.101  Video ID                             : 1 Format                         : AVC Format/Info                    : Advanced Video Codec Format profile                 : [email protected] Format settings                : CABAC / 3 Ref Frames Format settings, CABAC         : Yes Format settings, ReFrames      : 3 frames Format settings, GOP           : M=1, N=30 Codec ID                       : V_MPEG4/ISO/AVC Duration                       : 6 min 6 s Bit rate mode                  : Variable Maximum bit rate               : 40.0 Mb/s Width                          : 1 280 pixels Height                         : 720 pixels Display aspect ratio           : 16:9 Frame rate mode                : Constant Frame rate                     : 29.970 (30000/1001) FPS Color space                    : YUV Chroma subsampling             : 4:2:0 Bit depth                      : 8 bits Scan type                      : Progressive Default                        : Yes Forced                         : No Color range                    : Limited Matrix coefficients            : BT.709  Audio ID                             : 2 Format                         : AAC LC Format/Info                    : Advanced Audio Codec Low Complexity Codec ID                       : A_AAC-2 Duration                       : 6 min 6 s Channel(s)                     : 2 channels Channel layout                 : L R Sampling rate                  : 48.0 kHz Frame rate                     : 46.875 FPS (1024 SPF) Compression mode               : Lossy Default                        : Yes Forced                         : No