1 INTRODUCTION
2 DATA AND SOURCE PROPERTIES
2.1 ALMA Data
2.2 HST Data
2.3 Source Identification and Properties
3 METHODS AND RESULTS
3.1 Spectral Analysis
3.2 Morphology
3.3 Kinematics
3.4 ISM Properties
3.5 Star Formation
3.6 Properties of the Secondary [C II] Emission Component
4 DISCUSSION
4.1 The Nature of REBELS-25
4.2 Main Sequence Comparison
4.3 Implications of a Potential Outflow
4.4 The Fate of REBELS-25
5 CONCLUSIONS