[Q] my neo v fully hard brick ! plz help me topic

Hi

i have a neo v with unlock bootloader , Root , amdroid 4.4.2

i download a Wrong Rom and flash this kernel!!!!!!!!!:D

my phone fully hard brick

Rom name : cm-11.0-20140121-NIGHTLY-LegacyXperia-urushi

i read a post that was wrote : First charging phone for 10 hours and flash a stock rom

its right ?

plzzzz help me :(