On Thursday evening, a man in his 30s (above) walked into the compound of HighPoint Community Services Association at Lorong 23 Geylang.
He was followed by three youths not long after.
A security guard at the community service compound later saw the man crawling out from behind the building to the open-air carpark, leaving a long trail of blood.
The man had suffered multiple slash wounds on his head and body.
Separately, a brawl broke out at a coffee shop at the junction of Guillemard Road and Lorong 12 Geylang on Friday morning.
The fight involved two groups of men - nine on one side and five on the other.
One man is in hospital with slash wounds. Nine others are on the run from the police.