Megatron waking up in the sumdac headquarters and not really remembering much but just that his carrier protocols are on and his sparkling is nowhere to be found so as he’s freaking out, Isaac hears him and they meet, Megatron frantically explaining he’s missing his baby so Isaac connects the dots and brings Sari to meet her mom for the first time and Megatron doesn’t really think of conquering worlds he’s just trying to make up lost time for his sparkling