The man beat his mother-in-law to death, claiming she was "making noise in the house".
Netizens believed that the "snake" was, in fact, a monitor lizard.
No injuries were reported.
A photo shared by the MP showed what appeared to be poo left in the fake grass flooring.
The boy had sustained injuries to his cheek after the alleged assault, the police said.
More than 2,000 heat sticks were also found in his belongings.
The officer to sustain multiple superficial scratch wounds.
Illegal gambling, vice, and drug-related offences were also uncovered in the crackdown.
No injuries were reported, and the cause of the fire is under investigation.
The series centres on a marriage of convenience between a Korean expat and a Singaporean workaholic.