Gobuster Episode 21: Farewell, Blue Buster - Preview

Gobusters Episode 21 is entitled: Farewell, Blue Buster "Saraba Burū Basutā" (さらば　ブルーバスター). Ryuji's Weakpoint begins to severely harm him, putting his life in danger if he ever fights the Vaglass, again. Will this be his last mission?