IEM RECO for LIFETIME

Help: Buy my first and last IEM

IEM Budget: Currently it's 10K but can be increased. Suggest Upper Limit to spend( means after this increase in audio quality is not significant & worth the money)

Genre: Metal, Rock, Techno & (Sometimes Pop)

Preference: Original Sound Preserved & No Bass Boost

Streaming: Spotify Lossless

Current Device: Galaxy Buds 2 Pro

Future Additions Intended: DAC&AMP, Bookshelf Speaker, Open Back Headphone

Why Last: I like to have only one thing for one want/need and don't like to collect things (Example: I've different watches according to needs Diver, Dress, Minimal, etc)

A BIG THANK YOU for your precious time & suggestions 🥰🤗