What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
During planned climbout to FL240, pilot observed cabin pressure altitude indication continuing past scheduled altitude setting and received red crew alerting system warning message at FL220. Pilot requested decent down to FL200 with pressure altitude increasing around 1400 to 1700 feet per minute. Pilot and passengers donned oxygen masks. Pilot requested further decent to FL100 and return to airport with final cabin pressure altitude reading 14,500 feet. No inflight emergency action taken or declared since decent was already in progress. No physiological conditions reported by pilot or passengers upon landing.
As the FAA filed it
DURING PLANNED CLIMBOUT TO FL240, PILOT OBSERVED CABIN PRESSURE ALTITUDE INDICATION CONTINUING PAST SCHEDULED ALTITUDE SETTING AND RECEIVED RED CREW ALERTING SYSTEM WARNING MESSAGE AT FL220. PILOT REQUESTED DECENT DOWN TO FL200 WITH PRESSURE ALTITUDE INCREASING AROUND 1400 TO 1700 FEET PER MINUTE. PILOT AND PASSENGERS DONNED OXYGEN MASKS. PILOT REQUESTED FURTHER DECENT TO FL100 AND RETURN TO AIRPORT WITH FINAL CABIN PRESSURE ALTITUDE READING 14,500 FEET. NO INFLIGHT EMERGENCY ACTION TAKEN OR DECLARED SINCE DECENT WAS ALREADY IN PROGRESS. NO PHYSIOLOGICAL CONDITIONS REPORTED BY PILOT OR PASSENGERS UPON LANDING.