Chapter 1

is the first chapter of the D.Gray-man manga series written and illustrated by Katsura Hoshino.

Summary
Two police officers Moor Hesse and Chales are investigating the town's church after receiving complains from the citizens because there are peoples disappearing within. Chales is scared due to the fact that he knows that the church is cursed. Once inside, Moor and Chales got attacked by bats which Moor has been taken and Chales was left alone. Moor has been taken to a room and which surprises the person who took her and also knows that she's a police officer. While the kid has been handcuffed, Moor interrogates him which she hears Chales cream. She then goes to take a look and sees Chales disappearing which poisonous gas where been released. Moor has been saved by the kid and fall conciousness. She then woke up at the police station which she knows that the kid is being interrogated. His name is Allen Walker and explains to them what his true purpose are and evenly knows the culprit of many deaths in the church, which are Akuma's. A strange man then goes to a man's house turn out to be Moor's brother-in-law Marc. Inside Moor's house, Allen explains what Akuma's while the got suddenly attacked by Marc. Through Allen's cursed eye, he could see that Marc is a Akuma. While they got blasted of to the church, Allen explains also the ability of a Akuma, which he starts to make a attack to Marc. The detective starts to shoot to Marc which Marc kills them. Allen then explains more about the origin's of a Akuma, which Moor tells Allen the history about what happened to Marc and her sister Claire in the same church they are in. Allen then defeats Marc and tells Moor the name of the creator, known as The Earl of Millennium.

Trivia

 * With 57 pages This is the second longest chapter of D.Gray-Man.
 * D.Gray-man chapters are called "night" and this first one is called "opening" making it the "opening night" (first performance of a theatrical attraction) of the series.