The eggs of the Great Sky, which were slowly conceived, were closely guarded by the vongola chiefs in the past generations.
It contains a strong generational bloodline. Can sin really be inherited?
The changes of the times were guarded by the tenth generation, Sawada Tsunayoshi. When the Battle of Glory broke out, the eggs were lost, and the bloodline was broken and separated.
Sawada Tsunayoshi went back 400 years ago. What was that era like?