On the night of 7th Feb (Sat) around 11pm-12am when nobody was in, neighbours said that there were fireworks which could have possibly made her scale my high house wall in fear.
Below are her details:
Age: 1 year 9 months
Colour: Mostly brown (with different shading and a bit of black colour)
Last seen: 7th Feb night in my house porch in SS2 wearing a red collar