im scared

i dun know why most of the night i will be scare....but i wonder what to be scare of?
haizz... now im scare...and i can't sleep......each time i close my eye... i felt like there is something coming to me fast...
am i over reacting? or i think to much?
haiz.... i just dun know what to do now....
penguin....accompany me ....but penguin asleep liow = =''