Episode Title:I've forgotten about the past. 7 Points.Episode Description:Chihiro's peaceful weekend is interrupted by Tokino, who reminds him that it's Ritsuko's birthday. Despite not being invited, they are allowed into her party by a man who turns out to be her fiancé. Amongst the celebrations, memories and feelings (not to mention an elderly chicken) intertwine to make all three old friends question their relationship to each other.