You will pass by many people in your life, who may be called passers-by or indispensable friends. There are also many fake friends who will give you headaches. Just like Sister Yi in 'That Year the Flowers Bloomed and the Moon Was Full', or An Lingrong in 'The Legend of Zhen Huan', they are such characters. They were once trustworthy friends around the protagonist, but later due to personal intere...