Unexpectedly, Sister, I'm the God of Go

Plot Synopsis

Fang Yuan, the second young master of the Fang family, became stupid at the age of nine due to illness but had peerless Go talent. His sister was forced by her cousin to cede power. When solving a Go problem, she got help from Fang Yuan. The cousin sent a master to play Go. His sister was in great danger of losing her life. The cousin presented a Go problem to activate Fang Yuan. Fang Yuan made a single move that decided the outcome and resolved the family crisis.