The movie is a web novel. It's impossible to determine how many songs are included in the movie. The number of songs that the movie may contain depends on the plot, characters, and background. If you have any information about the movie, please provide specific details. I'll be happy to help you answer your questions.
One way to watch it is to check if it's being shown on your local cable TV channels. Another option is to rent or buy a digital copy from online stores like Google Play or iTunes.
There were many beautiful songs in such movies back then, but specific ones would depend on the particular film. Maybe some classics like 'Moon River' or 'Somewhere Over the Rainbow' could have been included.