iPhone won't turn on after forced restart

My phone suddenly dead when i woke up. YES i have tried forced restart method but it didn't work. YES it still have battery on it, the battery health is still on 90%. NO i never change the battery. NO it didn't show apple logo or buffering. NO it didn't show recovery image. PLS help.

[Re-Titled by Moderator]

Original Title: MY PHONE IS SUDDENLY DEAD