Before contacting Jiang Zhi, Qin Wang told himself that this was just to let Jiang Zhi's father lend a hand to help the Qin family overcome difficulties.
Before getting married, Qin Wang comforted himself that getting married was just to make Jiang Zhi trust him more. After all, nothing could get closer to the core of the Jiang family than the identity of uncle.
Later, the Jiang family collapsed, Jiang Zhi ran away, and Qin Wang went crazy.
Purpose: Show the most basic trust between people