For all his military expertise as a regular in the Singapore Armed Forces (SAF), Shawnald Lee Hong Heng sure wasn't perceptive enough in this violent misunderstanding.
Assuming that his wife was about to be taken advantage of in his own bedroom, the 25-year-old punched Donovan Quek Hon Yong so bad that the latter suffered fractures in his face and chipped teeth. All because Quek helped send Lee's wife home safely after a night out drinking.