| Use the Keytube to open the path to Zema | ||
 | ||
 |
Use the Keytube given to you by the librian in the Central Tower after you brought back the Recorder from the Biosystem Laboratory. This is the only possiblity to open the door in the West Bridge. |  |
| Use the Keytube to open the path to Zema | ||
| ||
|
Use the Keytube given to you by the librian in the Central Tower after you brought back the Recorder from the Biosystem Laboratory. This is the only possiblity to open the door in the West Bridge. | |