Following the official release of the first trailer for the final chapter of the "Attack on Titan" animation series last week, the official announced earlier that it would re-compile the "Attack on Titan" animation version based on the 59 episodes produced by the animation studio WITSTUDIO for the first three seasons, and launch the "Attack on Titan" series chronicle theater "Attack on Titan CHRONICLE", so that all fans can enjoy the first three seasons of the "Attack on Titan" animation at once, review the early plot of "Attack on Titan" and look forward to the official launch of the final season.