We overheard that there were 5 houses that were burned due to a "kwitis" a known firecracker.
The incident happened in Sta.Ana Manila.
This happened on New Year's Eve.
According to the BFP the fire started on the second floor of a house, the 4 nearby houses were affected.
The firemen responded on the scene and was able to eliminate the fire.
You can watch the video on this link.
Source: GMA News