A village surrounded on three direction was known as old wood. This village is the base of Shen immortal family. 

In Shen family there 3 building cultivators, 29 9th stage qi cultivators. rest are around 400 clan members. there are also 3 million mortal members divided into three cities.

Shen jia was 8 years old and was going to start his journey, he was detected with 2 spirit roots, Fire and Wood. Today he will select a cultivation technique from library of Shen family.

In family there are in total 4 foundation level technique but that for direct descendants of clan only (elder's children), Shen is orphan of mortal who had spirit roots, although rare he had to go to sect at 14 so not many Resorces were not given to him by the family as he would have to leave family once joining he cannot help family and will drown like many sect student in the cultivation seas.

So, he had to Choose between a Common Green Flame cultivation method or Wood synergy method. Were GFC is a method of fire type system, a fire type attack gets some boost, nothing else and WS method will improve only wood-based attacks, also vitality boost of wood-based system. 

After contemplation he decided wood type WS method