Intriguing wordplay and lyrics pair with an unforgettable melody. An array of songs from DECO*27 on one disc -- this is the portrait of young people today writ large. ●Disc1(CD) 1. Sou Ai Sei Ri Ron 2. Haruichi 3. ai + K = aKi 4. Shin Kai Summit 5. Ai Kotoba 6. Koi Sama Sheet 7. Boku Mitaina Kimi, Kimi Mitaina Boku 8. Kimi Ijou, Boku Miman 9. Sukiyo Sukiyo mo Suki no Uchi 10. Tsumi to Batsu 11. "bye-bye" by my Ai 12. Ai think so, 13. Ni Soku Ho Kou 14. Hitori Bocchi de Futari Kiri 15. Ai thinkso, feat. Topi 16. Haruichi (kous Remix) 17. Ai Kotoba (sasakure.UK Remix) 18. Sou Ai Sei Ri Ron (Treow Remix) ●Disc2(DVD) 01. Sou Ai Sei Ri Ron 02. Ni Soku Ho Kou 03. Ai think so, 04. No You, No Me