OD 821 then OD 215 at Kuala Lumpur
Seoul → Kuala Lumpur → Mumbai
Timetable, Kuala Lumpur time
12:30OD 821 from Seoul at the gate
01:30OD 215 to Mumbai leaves the gate
13 h apart on the timetable, overnight
OD 215 leaves 13 h after OD 821 arrives on the timetable: more than half a day, so not a connection we count.