Why is my 04 g35 die while driving, and all the dash light, other light turn off

What is your question?

My 04 infiniti g35 is dead while I driving, and all the power are turn off also there's no dash light no radio, and clock light on, but the headlight is still has the power to light on' I still can used remote keyless to open the car door' but there is no power when I turn the key. It just like the battery only work for headlight, trunk, and keyless remote to open the car door.

What makes this problem better or worse?

The problem is good but I just dont know why it won't star, there's power in battery.

How long has your 2004 INFINITI G35 had this problem?

4days