once only.
still in NS, was on duty the previous day. didnt sleep well. so
after i knock off that day at 5.30pm.. take 172 to boon lay, take
train back home to tampines...
i slept from redhill to tg pagar... and slept again at
aljunied... when i woke, i was otw to pasir ris.
so lan lan stay in train and back to tamp lor.