Vaundy stated he read the original manga repeatedly to "swallow the flavor" of the series before composing. The lyrics focus on themes of survival, desperation, and the physical toll of Denji's power:
: Lines like "Even if my blood's seething and boiling... I won't stop" highlight Denji's ego-driven survival instinct and his refusal to be "picked apart" by the system. Visual Presentation Vaundy stated he read the original manga repeatedly
Uniquely, the anime version of this ending did not feature a standard animation sequence. Instead, it played over a at the end of Episode 1. MAPPA later released a special promotional video on their YouTube channel that compiled high-intensity footage from the first episode to accompany the song. Lyrics Snippet (KAN / ROM / ENG) Japanese (KAN) Romanized (ROM) English (ENG) 急ぐ雑踏も 軽くクラックな視点 Isogu zattō mo karuku kurakku na shiten The rushing crowds through a slightly cracked lens 弾む鼓動は 刻むクラップなしで Hazumu kodō wa kizamu kurappu nashi de A bouncing heartbeat rhythm without any applause 血が沸いて 滾っている Chi ga waite tagitte iru My blood is seething and boiling チェンソーブラッド Chainsaw Blood Chainsaw Blood Chainsaw Blood Visual Presentation Uniquely, the anime version of this
The track is defined by its and the inclusion of diegetic chainsaw sound effects that rev throughout the song. Listeners have noted its "alternative opening" vibe, as it captures the high-energy "shonen" spirit while leaning into a "grimy, batcave" sound that feels more underground and punk than a typical pop single. Vaundy’s vocals are described as simultaneously "haunting" and full of "snarling menace," perfectly reflecting the duality of the series. Thematic & Lyrics Meaning Lyrics Snippet (KAN / ROM / ENG) Japanese