2x13 - My Girlfriend is an Alien

Xiao Qi failed to convince Fang Leng, and as a result, Sister Chai decided to take Xiao Qi and Xiao Bu to live in a tea shop warehouse. Wanting to comfort Sister Chai, Xiao Qi invited Dr. Zhang to help. However, after hearing Sister Chai's story about her first love, Dr. Zhang bluntly told her that her first love's abrupt departure was a sign of their breakup.