In Honkai: Star Rail, Dr. Ratio's Notes are special reading items located in the Isolated Zone . Once you find all of the researcher's notes, you will be able to unlock the secret trophy “Guide to Diagnosis of Chronic Diseases.” In this guide you will find out where you can find all these pieces of paper.
Where to find all of Dr. Ratio's notes
First, you will need to unlock the Isolated Zone and complete the story mission called “No Rest for Fools”, in which you will get to know the scientist better. After this, you can begin searching for the necessary records. In total, in the indicated location you can find 4 reading items – their location is indicated below.
Note from Doctor Ratio I
Teleport to the “Pharmaceutical Office” waypoint located on the 2nd floor of the indicated area, and then turn the camera to the right and run up to the table with the monitor shown in the pictures below. On it you will find the necessary entries.
Dr. Ratio's Note II
Teleport to the Incubator anchor located on the first level same location, walk a little forward and you will see a second piece of paper on the floor.
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Dr. Ratio's Note III
Go back to the “Pharmaceutical Office” again, but now go through into the room on the left side, and then immediately turn left again towards the table. Next to the chair and the plant pot you will find another piece of paper.
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Note from Dr. Ratio IV
Teleport to the Nutrient Anchor, turn around and go through the door next to the teleporter to enter the technical room. Approach the wall where the robots and creatures are grouped. The message “Collect” will appear next to the boxes – click on it and you will receive the desired note.
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Once you find all of Dr. Ratio’s notes (you can collect them in any order), you will unlock the “Guide to Diagnosis of Chronic Diseases” achievement, for which you will receive 5 star jades.< /p>
