Sunny had never been that happy to see anyone in his entire life. Master Jet arrived just in the nick of time, saving him from having to regret the decision to send Saint to aid Rain.
…Not to mention that she was really pleasant to look at.
More importantly — taking off a Fallen Tyrant's arm with one strike! Even for an Ascended, this was an incredible feat. Tyrants were not creatures one usually dared to challenge alone. Instead, they were dreaded horrors that were capable of decimating whole cohorts of experienced, battle-hardened fighters.
Masters rarely worked together, simply for the fact that there were too few of them and too much for each one to do. But facing a tyrant was one of the things that pushed them to band together. And even then, not everyone was guaranteed to return from the fight.
Truly, Teacher Julius had not been exaggerating when he said that even Saints were wary of Soul Reaper Jet.