SPOILER WARNING: Second Formic War plot details follow.
Chati was a cadet in the International Fleet's Variable Gravity Acclimatization School program.[1] He was first introduced in The Swarm.
History[]
The Swarm[]
Chati was recruited along with other young students to be a part of Colonel Li's VAGAT unit that would train at the Variable Gravity Acclimatization School for combat against the Formics in zero-g. During a training exercise, Chati was playing the role of the Formics, and "shot" Bingwen, a fellow cadet. After the game was finished, Mazer Rackham detailed what Chati and Bingwen should have done to improve their strategy.[1]