Lu Tingzhi, Liu Bai.
...
"Tingzhi, let me call it Lang'er~"
...
"Why don't I know... I hurt you yesterday? I must have served you well."
...
"Lu Tingzhi! I, Liu Bai, even if I follow a pig or a dog, I will never follow you! Unless you die in front of me now."
...
"I... I am the only one in this life who is so obsessed with him."