This song by EXO is in Ab.
These are the “cheat” chords I played…
Part 1a: DbM7 - Cm7
Part 1b: DbM7 - F11 - (Fm9 - Adim)
Part 1c: DbM7 - F4 - F7
Part 1d: Bbm7 - Eb11 - Ab4 - Ab
Part 2a: DbM7 - Eb2 - Cm7 - Fm7
Part 2b: DbM7 - Eb2 - Cm7 - Fm7
Part [...]
