You should finish the countdown on three separate areas in order to attack the boss! While the countdown continues, boss will do anything to make you regret your decisions. You should either dodge or parry the projectiles that boss threw at you! Be careful! The staff that boss carries lets him change dimensions, if you manage to damage him, he will change the dimension But he isn't durable as you think , several sword bruises will make him enough to bleed to death. But it wont be easy! he will took you to a boss fight to show him what hes got, if you manage to kill him you are free to go back to the past where your murdered family awaits you You should go and save your parents! 

Mechanics

 -Press F to parry (2 sec CD) 

-A and D for running into 2 directions

- Press shift to dash

-Hold Space to jump more powerful

• Space for jumping ( Jumping resets once charachter touches a surface area )

IMPORTANT!!!!!!
-If you couldnt finish the game but you want to see the ending ( boss fight + good ending) you just have to press F9, a cinematic will appear