The filename omits audio, but given the BLU-RAY + HEVC pattern, the internal audio track is likely:
If you already own the Blu-ray, why download an HEVC MKV? Three reasons: Detective Chinatown 2.-2018-BLU-RAY.1080P.HEVC.mkv
Let me know which part of the mystery you'd like to dive into next! The filename omits audio, but given the BLU-RAY
Recommend popcorn. Lots of it.