During the first 12 months after you are licensed, you cannot drive between 11 p.m. and 5 a.m. and cannot transport passengers under 20 years old, unless accompanied by a California-licensed parent or guardian, a California-licensed driver 25 years old or older, or a licensed or certified driving instructor.
This story is not true because the elapsed time between 9:00 pm and 4:00 am is five hours. The author also says the words "must've" which do not indicate an exact answer. I hope this helps!