Lin Ran is a retired genius who was abandoned by the professional team due to a hand injury. He reorganized the "Old Time" team, and the team members were all troubled teenagers: an autistic map analyst and a former champion support in debt. They use "emotional tactics" to fight against the capital team. The key prop is the faded keyboard - every time you press it, a youthful memory flashes back, becoming the key to breaking through the synchronization rate.