Hisa confirmed her suspicion of Saki 's relation to Teru , from Saki 's reaction when confronted her of this fact .
The next morning , some of the girls gather in the onsen and discuss the national powerhouses , including Saki 's sister .
Hisa confirmed Saki 's suspicion Saki Saki 's relation to Teru , Saki Saki 's reaction when confronted her of this fact .
The next morning , some of the girls gather in the onsen and discuss the national powerhouses , including Saki 's sister .