When He Rongsheng was 14, his parents divorced.
He went abroad with his father, while his twin sister He Baosheng stayed in China with his mother.
Four years later, his father died of illness.
After handling his father's funeral, when He Rongsheng couldn't wait to return to China to look for his mother and sister, he discovered that his mother had died in a car accident not long after they went abroad.
And his twin sister, his baby, has long been completely different from the baby in his memory.