Peter and John, the ringleaders of the new Jewish group, are brought into the Sanhedrin to answer charges. Their being intimidated is what believers today have to go through. How to handle intimidation.
Telling your own story, that makes a lot of sense, as Paul's story unfolds and he goes blind, then gets healed and finds eternal life and eternal destiny and purpose. Maybe you will also.
The movement was entirely Jewish and Israeli at the time, but a vision comes to a Gentile soldier, Cornelius, and he dispatches soldiers to bring Peter up to Caesarea to preach to the house of Cornelius. God has to use strange means to get Pete
The new guy, Paul, teaches from the Bible, and we learn a lot of how to share what matters. Also more travels and the appointment of the first journeymen/ apostles.