With 1st ep #6 you get the Akahito story and Yuuko Kirishima almost becoming a sacrafice then ep #7 in which Yuuko and Dark Yuuko confront each other and it ends with Dark Yuuko takes control and actually attempting to kill Teiichi.
A loose end from previous episodes get tied up
They finally discover that the curse stone is really a memorial and that Yuuko is named on it
"Like the wind crying endlessly through the universe, Time carries away the names and the deeds of conquerors and commoners alike. And all that we are, all that remains, is in the memories of those who cared we came this way for a brief moment." Harlan Ellison
