Overall, the anime of 'Owari no Seraph: Seraph of the End' is based on the manga. It keeps the key story elements and character traits intact. However, for the sake of animation, some scenes might be condensed or expanded slightly.
The manga and anime have a close connection. The anime generally follows the main plot and character developments from the manga, but there might be some minor differences.
The 'Owari no Seraph: Seraph of the End' anime is a visual adaptation of the manga. It attempts to stay true to the original source, but like many adaptations, there could be changes in pacing, visual presentation, or some added or omitted details to make it suitable for the anime format.
Look to Chapter 18 for the clearest answer. It begins with In the corner, a girl in a black dress sat quietly, holding a glass of..., keeps building through Her serene yet cold temperament, along with her exquisitely beautiful..., and lands on Hurry home, what is a young lady like you doing.
If you want the clearest chapter reference, go to Chapter 52. Early on, The village chief and the woman behind him exchanged a glance, "This...; later, the chapter leans on might not be a good idea, you guys are still filming, we don't want to....
The best chapter pointer here is Chapter 65, "Jiang Li Missing?!". It opens with Several minutes later, the room remained silent. and closes on What's the deal with these two?.
The best chapter pointer here is Chapter 63, "Far Exceeded Expectations!". It opens with During those seven days, he thought he had completely escaped from that... and closes on It was already past midnight, but the conference room at Xingmei....
The best chapter pointer here is Chapter 33, "Variety Show of Villains". It opens with Following the announcement, five artists respectively reposted the Weibo—... and closes on Although Su Yinwan was considered half a goddess to him, the whole thing....
A practical answer is Chapter 54, because it turns the idea into a concrete scene. The chapter opens with Five minutes later, the people of Chixia Village, who had received the..., adds pressure through Even the trolls in Jiang Li's live stream room were not very active..., and ends on She was.
If you want the clearest chapter reference, go to Chapter 64. Early on, Chixia Village lay in tranquil slumber.; later, the chapter leans on Gray clouds embraced the green mountain mist, shrouded in a gauzy blur,.... By the close, He'd been a host for so many years;
If you want the clearest chapter reference, go to Chapter 14. Early on, Lin Manru had a rare good night's sleep.; later, the chapter leans on After freshening up, she specifically went to Jiang Yan's room on the....
A practical answer is Chapter 24, because it turns the idea into a concrete scene. The chapter opens with Not only that, even the non-mainstream photos she had previously posted on..., adds pressure through Just because of his arrival, both were severely affected by public..., and ends on Shi Xu.
Chapter 68 is the strongest chapter-level answer because it starts from Jiang Li carried the noodles straight out of the kitchen and came to the... and follows through on But didn't Uncle Zhao say he was still sick?.