Complex sentence: The opening theme for episode 13 onwards of season 2 is "The Asterisk War" by Shiena Nishizawa and the ending theme is "愛の詩-words of love -" by Haruka Chisuga.
Split into simpler sentences: The opening theme for episode 13 onwards of season 2 is "The Asterisk War" by Shiena Nishizawa. The ending theme for episode 13 onwards of season 2 is "愛の詩-words of love -" by Haruka Chisuga.