Love on the Grassland

Jinyintan Primary School invited a good singer Xiao Danzhu to perform but parents and students dont like the Tibetan love song Rai which is a national intangible cultural heritage Ye Ye a beautiful volunteer teacher from the city was attracted by Xiao Danzhus singing and the two fell for each other However they didnt know that Ye Yes mother was the lover of Danzhus father decades ago Is it true that he fell in love with his halfbrother Whats the secret here