The significance of this poem about Wang Liangliang's kidnapping and Wang Liangliang's favorite person.

Poem on the kidnapping case (Gate 4): 135 1078. There are some poems in it, but the last sentence is "infinity". At first glance, the infinity symbol ∞ is 8.

Wang Liangliang's favorite person (Gate 5): 1978925. It is mentioned in the script that today is 20 18 10 March 3. Last Tuesday, Wang Liangliang's father celebrated his 40th birthday, which means1978 September 25th is Wang Jianping's birthday.