After moving the pillow away, Carter realized that it was a notebook.

It was undoubtedly Shirley’s notebook; he could recognize her handwriting at a glance.

Carter opened it for a look, realizing that this could be considered Shirley’s diary.

However, the content inside depicted how she started developing the anti-toxoid test reagent for AXP69. She had recorded her experimental data every day. From this, he could tell that Shirley had been meticulous in developing the anti-toxoid test reagent